{"id":2118,"date":"2026-05-26T07:53:11","date_gmt":"2026-05-26T07:53:11","guid":{"rendered":"https:\/\/www.vpascode.com\/ja\/docs\/uncategorized\/plantuml-c4-model-syntax-guide\/"},"modified":"2026-05-26T07:53:11","modified_gmt":"2026-05-26T07:53:11","slug":"plantuml-c4-model-syntax-guide","status":"publish","type":"ld_docs","link":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/plantuml-c4-model-syntax-guide\/","title":{"rendered":"PlantUML C4\u30e2\u30c7\u30eb\u69cb\u6587\u30ac\u30a4\u30c9"},"content":{"rendered":"<h2>C4\u30e2\u30c7\u30eb\u56f3\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h2>\n<p>The <strong>C4\u30e2\u30c7\u30eb\u56f3<\/strong>\u306f\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u3055\u307e\u3056\u307e\u306a\u8a73\u7d30\u30ec\u30d9\u30eb\u3067\u6587\u66f8\u5316\u3059\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u305f\u968e\u5c64\u7684\u30674\u6bb5\u968e\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3059\u3002\u30b7\u30e2\u30f3\u30fb\u30d6\u30e9\u30a6\u30f3\u306b\u3088\u3063\u3066\u4f5c\u6210\u3055\u308c\u305fC4\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u30de\u30c3\u30d7\u30924\u3064\u306e\u660e\u78ba\u306a\u62bd\u8c61\u5316\u306e\u30ec\u30f3\u30ba\u306b\u69cb\u9020\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u66d6\u6627\u306a\u30dc\u30c3\u30af\u30b9\u3084\u7dda\u3092\u56de\u907f\u3057\u307e\u3059\uff1a<strong>\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8<\/strong>\uff08\u30b7\u30b9\u30c6\u30e0\u30ec\u30d9\u30eb\u306e\u7bc4\u56f2\uff09\u3001<strong>\u30b3\u30f3\u30c6\u30ca<\/strong>\uff08\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304a\u3088\u3073\u30c7\u30fc\u30bf\u30b9\u30c8\u30a2\uff09\u3001<strong>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/strong>\uff08\u5185\u90e8\u30e2\u30b8\u30e5\u30fc\u30eb\uff09\u3001\u304a\u3088\u3073<strong>\u30b3\u30fc\u30c9<\/strong>\uff08\u30af\u30e9\u30b9\u30ec\u30d9\u30eb\u306e\u5b9f\u88c5\uff09\u3002<\/p>\n<p>\u3053\u306e\u30e2\u30c7\u30eb\u3092\u30c6\u30ad\u30b9\u30c8\u3067\u52b9\u679c\u7684\u306b\u5b9f\u88c5\u3059\u308b\u305f\u3081\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u516c\u5f0f\u306e<code>C4-PlantUML<\/code>\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u62e1\u5f35\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u3053\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u3001\u30b7\u30b9\u30c6\u30e0\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7528\u306b\u7570\u306a\u308b\u8272\u3001\u5f62\u72b6\u3001\u30e1\u30bf\u30c7\u30fc\u30bf\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u81ea\u52d5\u633f\u5165\u3059\u308b\u5c02\u7528\u30de\u30af\u30ed\u3067\u3001\u539f\u59cb\u7684\u306aUML\u5f62\u72b6\u3092\u7f6e\u304d\u63db\u3048\u307e\u3059\u3002<strong>VPasCode<\/strong>\u3092\u4f7f\u7528\u3059\u308c\u3070\u3001\u3053\u308c\u3089\u306e\u30cd\u30b9\u30c8\u3055\u308c\u305f\u74b0\u5883\u3092\u30b3\u30fc\u30c9\u4e0a\u3067\u660e\u78ba\u306b\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002\u30ec\u30a4\u30a2\u30a6\u30c8\u30a8\u30f3\u30b8\u30f3\u306f\u3001\u63a5\u7d9a\u30d9\u30af\u30c8\u30eb\u3092\u52d5\u7684\u306b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3057\u3001\u30c6\u30ad\u30b9\u30c8\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3057\u306a\u304c\u3089\u3001\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u5e7e\u4f55\u5b66\u7684\u69cb\u9020\u3092\u640d\u306a\u3046\u3053\u3068\u306a\u304f\u51e6\u7406\u3057\u307e\u3059\u3002<\/p>\n<h2>\u30b3\u30a2\u69cb\u6587\u30ac\u30a4\u30c9\uff1a\u8981\u7d20\u3068\u69cb\u9020<\/h2>\n<p>PlantUML\u3092\u4f7f\u7528\u3057\u3066\u6709\u52b9\u306aC4\u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u306b\u306f\u3001\u6b63\u3057\u3044\u30e9\u30a4\u30d6\u30e9\u30ea\u30d5\u30a1\u30a4\u30eb\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u3001\u69cb\u9020\u7684\u30de\u30af\u30ed\u3092\u9078\u629e\u3057\u3001\u5883\u754c\u3092\u8a2d\u5b9a\u3057\u3001\u5c02\u7528\u306e\u95a2\u4fc2\u30ea\u30f3\u30af\u3092\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>1. C4\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u30d5\u30a1\u30a4\u30eb\u306e\u30a4\u30f3\u30dd\u30fc\u30c8<\/h3>\n<p>The <code>C4-PlantUML<\/code>\u62e1\u5f35\u6a5f\u80fd\u306f\u3001\u62bd\u8c61\u5316\u30e2\u30c7\u30eb\u306e\u7570\u306a\u308b\u30ec\u30d9\u30eb\u306b\u76f4\u63a5\u5bfe\u5fdc\u3059\u308b\u500b\u5225\u306e\u30d5\u30a1\u30a4\u30eb\u306b\u5206\u5272\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u4f4e\u4e0b\u3084\u30b3\u30f3\u30d1\u30a4\u30e9\u30a8\u30e9\u30fc\u3092\u9632\u3050\u305f\u3081\u3001\u56f3\u306b\u5fc5\u8981\u306a\u7279\u5b9a\u306e\u30d5\u30a1\u30a4\u30eb\u30ec\u30a4\u30e4\u30fc\u306e\u307f\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n<pre class=\"lang-plantuml\"><code>@startuml\r\n' \u5fc5\u8981\u306a\u7279\u5b9a\u306eC4\u30ec\u30a4\u30e4\u30fc\u30d5\u30a1\u30a4\u30eb\u3092\u542b\u3081\u308b\r\n!include &lt;C4\/C4_Context&gt;\r\n' \u3088\u308a\u6df1\u3044\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u30de\u30c3\u30d7\u306b\u306fC4_Container\u307e\u305f\u306fC4_Component\u3092\u4f7f\u7528\u3059\u308b<\/code><\/pre>\n<h3>2. \u30b3\u30a2\u30a2\u30af\u30bf\u30fc\u3068\u30b7\u30b9\u30c6\u30e0\u306e\u5ba3\u8a00\uff08\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30ec\u30d9\u30eb\uff09<\/h3>\n<p>\u9ad8\u30ec\u30d9\u30eb\u306e\u30b7\u30b9\u30c6\u30e0\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u5c64\u3067\u306f\u3001\u5185\u90e8\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3001\u5916\u90e8\u4f9d\u5b58\u95a2\u4fc2\u3001\u304a\u3088\u3073\u4eba\u9593\u306e\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u30fc\u3092\u30e2\u30c7\u30eb\u5316\u3057\u307e\u3059\u3002\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u306f\u3001ID\u3001\u8996\u899a\u7684\u30e9\u30d9\u30eb\u3001\u304a\u3088\u3073\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u8aac\u660e\u30bf\u30b0\u3092\u53d7\u3051\u53d6\u308b\u7279\u5b9a\u306e\u30de\u30af\u30ed\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\uff1a<\/p>\n<ul>\n<li><code>Person(id, \"\u30e9\u30d9\u30eb\", \"\u8aac\u660e\")<\/code> \u2014 \u4eba\u9593\u306e\u30e6\u30fc\u30b6\u30fc\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u307e\u305f\u306f\u30b7\u30b9\u30c6\u30e0\u30a2\u30af\u30bf\u30fc\u3092\u8868\u3057\u307e\u3059\u3002<\/li>\n<li><code>System(id, \"\u30e9\u30d9\u30eb\", \"\u8aac\u660e\")<\/code> \u2014 \u4e3b\u306a\u5185\u90e8\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u307e\u305f\u306f\u30b5\u30fc\u30d3\u30b9\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u3092\u8868\u3057\u307e\u3059\u3002<\/li>\n<li><code>System_Ext(id, \"\u30e9\u30d9\u30eb\", \"\u8aac\u660e\")<\/code> \u2014 \u5916\u90e8\u30b7\u30b9\u30c6\u30e0\u307e\u305f\u306f\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3API\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u8868\u3057\u307e\u3059\uff08\u660e\u78ba\u306a\u30b0\u30ec\u30fc\u8272\u306e\u30d1\u30ec\u30c3\u30c8\u3067\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3055\u308c\u307e\u3059\uff09\u3002<\/li>\n<\/ul>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Plantuml<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:HS_1IWD130RW-yA-GzpJ5XGlFOgemu8UXC9wNz9fMeCp6PbaRVVjdR4j7fFy-KYUr33R70EuzJG4YYIcRNF3uiEy8tXmw_ioSKcCJlRODXlAcgJtirgAb6-XUq7vOZc0kxIwqdk6Qm2ER9-0yFstXm6s9GxeVPh5kbNRZ8iQnNvxLYPTjEoxb0cky3bHsLUKNI25FGkAvw9PHb7qnadqNvk6a_KHELouuQuMC5B-OKzLUYl_v7hE-Fwn0Kd6U_PO6JYWqH6NRlKB\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode\u3067Plantuml\u3092\u7de8\u96c6<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">Plantuml<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:SoWkIImgAStDKN0sYNVDISrDpIifvkLIpCnBpYbDILMmSJRH1yeuv-ULf5QKsF5o1QGM5UVdQIIN5fVavwOMwIWelUngUB6mv-N2vK_NBL82yfysT3_PjUjnupg8nDF-nKztBN_SDEbPJ-FZnYLGTPgyNC6LnIMfkHf9YNdPcNdfySMLnK3DZvisFsvQ1D7vk6dxuwQTZvlR7ZSl01dyidtYYtczJ_kdFTqp5MZUq_PbpoUq8KoATwqeqSXDpCo16TMyy77pdiVDgnytRGKp9WDD0pkmhVLbyufWtv20bmspdizV-hXf4rY-ut7JiiTDGASkKT840000\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Plantuml in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-plantuml\"><code class=\"language-plantuml\" data-language=\"plantuml\" class=\"language-plantuml\">@startuml C4_Elements\r\n!include &lt;C4\/C4_Context&gt;\r\nPerson(customer, \"\u9280\u884c\u9867\u5ba2\", \"\u500b\u4eba\u306e\u9280\u884c\u53e3\u5ea7\u3092\u6301\u3064\u9867\u5ba2\")\r\nSystem(banking_sys, \"\u30b3\u30a2\u9280\u884c\u30b7\u30b9\u30c6\u30e0\", \"\u91d1\u878d\u53d6\u5f15\u3092\u51e6\u7406\")\r\nSystem_Ext(mail_sys, \"\u30e1\u30fc\u30eb\u30b5\u30fc\u30d3\u30b9\", \"\u5185\u90e8SMTP\u901a\u77e5\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\")<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:SoWkIImgAStDKN0sYNVDISrDpIifvkLIpCnBpYbDILMmSJRH1yeuv-ULf5QKsF5o1QGM5UVdQIIN5fVavwOMwIWelUngUB6mv-N2vK_NBL82yfysT3_PjUjnupg8nDF-nKztBN_SDEbPJ-FZnYLGTPgyNC6LnIMfkHf9YNdPcNdfySMLnK3DZvisFsvQ1D7vk6dxuwQTZvlR7ZSl01dyidtYYtczJ_kdFTqp5MZUq_PbpoUq8KoATwqeqSXDpCo16TMyy77pdiVDgnytRGKp9WDD0pkmhVLbyufWtv20bmspdizV-hXf4rY-ut7JiiTDGASkKT840000\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Plantuml in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:HS_1IWD130RW-yA-GzpJ5XGlFOgemu8UXC9wNz9fMeCp6PbaRVVjdR4j7fFy-KYUr33R70EuzJG4YYIcRNF3uiEy8tXmw_ioSKcCJlRODXlAcgJtirgAb6-XUq7vOZc0kxIwqdk6Qm2ER9-0yFstXm6s9GxeVPh5kbNRZ8iQnNvxLYPTjEoxb0cky3bHsLUKNI25FGkAvw9PHb7qnadqNvk6a_KHELouuQuMC5B-OKzLUYl_v7hE-Fwn0Kd6U_PO6JYWqH6NRlKB\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode\u3067Plantuml\u3092\u7de8\u96c6<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<p id=\"USSGhTV\"><img fetchpriority=\"high\" alt=\"\" class=\"alignnone size-full wp-image-608\" decoding=\"async\" fetchpriority=\"high\" height=\"316\" sizes=\"(max-width: 461px) 100vw, 461px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a1901f8a8e4e.png\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a1901f8a8e4e.png 461w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a1901f8a8e4e-300x206.png 300w\" width=\"461\"\/><\/p>\n<h3>3. \u30d0\u30a6\u30f3\u30c0\u30ea\u30fc\u306e\u5c55\u958b\uff08\u30b3\u30f3\u30c6\u30ca\u304a\u3088\u3073\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u30ec\u30d9\u30eb\uff09<\/h3>\n<p>\u30b3\u30f3\u30c6\u30ca\u5c64\u3092\u3055\u3089\u306b\u6df1\u304f\u6398\u308a\u4e0b\u3052\u308b\u969b\u306b\u306f\u3001Web\u30a2\u30d7\u30ea\u3001\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u30e2\u30c7\u30eb\u5316\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5185\u90e8\u8981\u7d20\u3092\u660e\u78ba\u306a\u8ad6\u7406\u7684\u306a\u5883\u754c\u30dc\u30c3\u30af\u30b9\u5185\u306b\u5206\u96e2\u3059\u308b\u306b\u306f\u3001<code>System_Boundary()<\/code>\u30de\u30af\u30ed\u30e9\u30c3\u30d1\u30fc\u3092\u4f7f\u7528\u3057\u307e\u3059\uff1a<\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Plantuml<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:NOrFQyCm3CNlWNm7DOUHmi8Oz3W6MzfR3zsyUr1iDHCujf6TbZ3stUTaVmxJHNfFqkzjs6ax6OA7TdVNxhhMkuJiI1xBeYpK71EDtREVd46PQtr_2zMXQVquacY2xpqSj6_YEbPR-2WBoFK7gg_KTnX2_bJi1alD2GU2fn0iQqpiNPLNhuGwmGsypO6K5WvfSK_YBsmemXH9u4oO9idgmWYPcZjTg-s_l7rV6qpOOwILQzSCjB3_SLUmZsaGKY_7HQdavJSaY3-p9K1dm98PilNECHymnINhymi0\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode\u3067Plantuml\u3092\u7de8\u96c6<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">Plantuml<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:NO_DIiD058NtXRn3p49I44JeKbmOtRbG8xWCasIGW2OXIP4WWfaB2cugIhLMH55Qwq_4egY5QX_cDa7Vmiaij3YBOVZkEVUS6NDSQxrgKtbQgqng5KFpt8WuBWrcf99KqkCmeXl6h5TrRHB4gZKr8Ilp6h8tP3s4NOHBP1rapwD4ASjRKadcvtUPkabDW_W-TnTAuFedX7k49a8VsJkoAuGJX3jaNK6uveRB56vOfiIAv75v9VQfRWME7nLqbPe8HmWj8J_ytcbYqi2aZT0Mv9NV-Ut55tpmQLux67wUAUL_hUPCrIOHCKb8Ys8y7Hv6qlT5mpr11WYduj4hmXUzC5eBgBwqe0ZZNoGcZ-8ZAK8TsNL1-9AaazMEituzwxRoz8KN6WxEixHH5Dh-0G00\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Plantuml in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-plantuml\"><code class=\"language-plantuml\" data-language=\"plantuml\" class=\"language-plantuml\">!include &lt;C4\/C4_Container&gt;\r\n\r\nSystem_Boundary(c1, \"EC\u30b7\u30b9\u30c6\u30e0\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\") {\r\n    Container(web_app, \"\u30b7\u30f3\u30b0\u30eb\u30da\u30fc\u30b8\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\", \"React &amp; TypeScript\", \"Web\u30d3\u30e5\u30fc\u3092\u901a\u3058\u3066\u30e6\u30fc\u30b6\u30fc\u6a5f\u80fd\u3092\u63d0\u4f9b\")\r\n    ContainerDb(database, \"\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\", \"PostgreSQL\", \"\u30e6\u30fc\u30b6\u30fc\u306e\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u3068\u53d6\u5f15\u5c65\u6b74\u3092\u4fdd\u5b58\")\r\n}<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:NO_DIiD058NtXRn3p49I44JeKbmOtRbG8xWCasIGW2OXIP4WWfaB2cugIhLMH55Qwq_4egY5QX_cDa7Vmiaij3YBOVZkEVUS6NDSQxrgKtbQgqng5KFpt8WuBWrcf99KqkCmeXl6h5TrRHB4gZKr8Ilp6h8tP3s4NOHBP1rapwD4ASjRKadcvtUPkabDW_W-TnTAuFedX7k49a8VsJkoAuGJX3jaNK6uveRB56vOfiIAv75v9VQfRWME7nLqbPe8HmWj8J_ytcbYqi2aZT0Mv9NV-Ut55tpmQLux67wUAUL_hUPCrIOHCKb8Ys8y7Hv6qlT5mpr11WYduj4hmXUzC5eBgBwqe0ZZNoGcZ-8ZAK8TsNL1-9AaazMEituzwxRoz8KN6WxEixHH5Dh-0G00\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Plantuml in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:NOrFQyCm3CNlWNm7DOUHmi8Oz3W6MzfR3zsyUr1iDHCujf6TbZ3stUTaVmxJHNfFqkzjs6ax6OA7TdVNxhhMkuJiI1xBeYpK71EDtREVd46PQtr_2zMXQVquacY2xpqSj6_YEbPR-2WBoFK7gg_KTnX2_bJi1alD2GU2fn0iQqpiNPLNhuGwmGsypO6K5WvfSK_YBsmemXH9u4oO9idgmWYPcZjTg-s_l7rV6qpOOwILQzSCjB3_SLUmZsaGKY_7HQdavJSaY3-p9K1dm98PilNECHymnINhymi0\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode\u3067Plantuml\u3092\u7de8\u96c6<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<p id=\"GZPysCa\"><img alt=\"\" class=\"alignnone size-full wp-image-609\" decoding=\"async\" height=\"223\" sizes=\"(max-width: 473px) 100vw, 473px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a1902094851f.png\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a1902094851f.png 473w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a1902094851f-300x141.png 300w\" width=\"473\"\/><\/p>\n<h3>4. \u6280\u8853\u7684\u95a2\u4fc2\u306e\u30de\u30c3\u30d4\u30f3\u30b0<\/h3>\n<p>\u57fa\u672c\u7684\u306a\u7834\u7dda\u306b\u983c\u308b\u306e\u3067\u306f\u306a\u304f\u3001C4\u306f\u660e\u78ba\u306a\u901a\u4fe1\u30de\u30af\u30ed\u5f62\u5f0f\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\uff1a<code>Rel(From_ID, To_ID, \"\u30e9\u30d9\u30eb\", \"\u6280\u8853\")<\/code>\u3053\u308c\u306b\u3088\u308a\u3001\u3059\u3079\u3066\u306e\u63a5\u7d9a\u304c\u305d\u306e\u76ee\u7684\u3068\u4e0b\u4f4d\u306e\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u30d7\u30ed\u30c8\u30b3\u30eb\uff08HTTPS\u3001gRPC\u3001AMQP\u306a\u3069\uff09\u3092\u660e\u793a\u3059\u308b\u3088\u3046\u5f37\u5236\u3059\u308b\u3053\u3068\u3067\u3001\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u30de\u30c3\u30d7\u306e\u53ef\u8aad\u6027\u3092\u9ad8\u3081\u307e\u3059\uff1a<\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Plantuml<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:LPB1QkD038Rl1h-3ciFYG4DPwB4KMZVGXLrmr-uvo6FP5PtCc9bnNBFikrVZE6dZoo0XVVf_oLTib1uQWhlyzYQ_tUNM16H3xZvDqgGWvwt9rE23tPExXjKZcdSs7UHBQYMv1pWLmCZX3H3wkGyrr58Eg9GTJ5YjqwISVA1zLXyfEpzvwS-j8pY1ZnKH-uocqUIXPOD6iT22G-DH1RR6Vz5ssu-GxP7rWjjkOW0bkGChYgHV9f2BSie_LG761cvPOSH0Xu56d2Bjp7iKjGswALC_Prnkz-9DqQ8Djifk_57c6lwb2SXttbisKht3lfVEKlnesXJO4JpqlLvcHaL_IMp03wYcdahbk0ynMpXxu4Oi3rvssHA6mKbqO0IXoajZ57enxwdE6WnOewUPg-SPulLfoSvWwqFdg7pv7QCoM7SQqZlRiYQGNOEcffFK6yin7TEyulzf8inlVy2NlLSla5XAhHCr5thd-rLLKKP619pRBiHYu-V9e-CWZT_kAmPYvOaboc-gl5YjFm40\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode\u3067Plantuml\u3092\u7de8\u96c6<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">Plantuml<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:RL9RQnD157vVsF-mva4s81IXZ-A3su8F2h6xu6FOJOOIJ7R3xWOD8cHdC0cza5elhIrQapPNJRLMspHMysFERYx_mfb9JRRWF0mpPyxvplTzPswap4GwbqJI7MLnGLcCAvRfwYaJsNT5GHHYo7OiKqxa7DVA8FkM59ci5SRLZKcr6HpN8lGU5DRzVX-yu-b3K3aC-at0syCD3xoZgxoeAAXvnqKPsT3D9obpDUxa7LeC-1HmRLe9-1pm1P0Ya4yCU59wDVwu6LJU1PTlALvGQeosYdEa-F8pLyxegVG_A585SWdaC-2V_F2Qed62nPSJqb8VQh59OMzqK0VydR-N0JS0Kwf737G6Uy_AcKdTpik9sxHuMGdJ0jpYZ4D4ez9pKP3eclacFqL6NCzckRnp83J_6wD5zbXRtAE2WUm0wG0-uH6QqwHfZEiAqXEkT5FIybca9knKrcNHnyXWSaYTfszJ6U3jWjS0qk2HCxeFsmTZyflvNjdo_-mpITTOBHboKdTrGtSGDwi3v4ke-nfdMEAH0P3t_C3jYrcEkseZzT6322-SjwGpvqAwGEY03g_SzrhJaGKdzM7t1oNa3pu4tLr6w8KehA1qw3E5dRhW4wanB8PuIgypJVwlkjzR3qiFoktHcnPZT5_JOYf3Pz0pm6jQoq3QV0vdWB_E_9xB_L-3SQSBtc2utmDlaxMX-XSq9HQ9_WK0\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Plantuml in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-plantuml\"><code class=\"language-plantuml\" data-language=\"plantuml\" class=\"language-plantuml\">!include &lt;C4\/C4_Container&gt;\r\n\r\nPerson(customer, \"\u9280\u884c\u9867\u5ba2\", \"\u500b\u4eba\u306e\u9280\u884c\u53e3\u5ea7\u3092\u6301\u3064\u9867\u5ba2\")\r\nSystem(banking_sys, \"\u30b3\u30a2\u9280\u884c\u30b7\u30b9\u30c6\u30e0\", \"\u91d1\u878d\u53d6\u5f15\u3092\u51e6\u7406\")\r\nSystem_Ext(mail_sys, \"\u30e1\u30fc\u30eb\u30b5\u30fc\u30d3\u30b9\", \"\u5185\u90e8SMTP\u901a\u77e5\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\")\r\n\r\nSystem_Boundary(c1, \"EC\u30b7\u30b9\u30c6\u30e0\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\") {\r\n    Container(web_app, \"\u30b7\u30f3\u30b0\u30eb\u30da\u30fc\u30b8\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\", \"React &amp; TypeScript\", \"Web\u30d3\u30e5\u30fc\u3092\u901a\u3058\u3066\u30e6\u30fc\u30b6\u30fc\u6a5f\u80fd\u3092\u63d0\u4f9b\")\r\n    ContainerDb(database, \"\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\", \"PostgreSQL\", \"\u30e6\u30fc\u30b6\u30fc\u306e\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u3068\u53d6\u5f15\u5c65\u6b74\u3092\u4fdd\u5b58\")\r\n}\r\nRel(customer, web_app, \"\u30b9\u30c8\u30a2\u30d5\u30ed\u30f3\u30c8\u6a5f\u80fd\u3092\u4ee5\u4e0b\u3092\u901a\u3058\u3066\u5229\u7528\", \"HTTPS\")\r\nRel(web_app, database, \"\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30c7\u30fc\u30bf\u3092\u4ee5\u4e0b\u3092\u901a\u3058\u3066\u8aad\u307f\u66f8\u304d\", \"SQL\/TCP\")<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:RL9RQnD157vVsF-mva4s81IXZ-A3su8F2h6xu6FOJOOIJ7R3xWOD8cHdC0cza5elhIrQapPNJRLMspHMysFERYx_mfb9JRRWF0mpPyxvplTzPswap4GwbqJI7MLnGLcCAvRfwYaJsNT5GHHYo7OiKqxa7DVA8FkM59ci5SRLZKcr6HpN8lGU5DRzVX-yu-b3K3aC-at0syCD3xoZgxoeAAXvnqKPsT3D9obpDUxa7LeC-1HmRLe9-1pm1P0Ya4yCU59wDVwu6LJU1PTlALvGQeosYdEa-F8pLyxegVG_A585SWdaC-2V_F2Qed62nPSJqb8VQh59OMzqK0VydR-N0JS0Kwf737G6Uy_AcKdTpik9sxHuMGdJ0jpYZ4D4ez9pKP3eclacFqL6NCzckRnp83J_6wD5zbXRtAE2WUm0wG0-uH6QqwHfZEiAqXEkT5FIybca9knKrcNHnyXWSaYTfszJ6U3jWjS0qk2HCxeFsmTZyflvNjdo_-mpITTOBHboKdTrGtSGDwi3v4ke-nfdMEAH0P3t_C3jYrcEkseZzT6322-SjwGpvqAwGEY03g_SzrhJaGKdzM7t1oNa3pu4tLr6w8KehA1qw3E5dRhW4wanB8PuIgypJVwlkjzR3qiFoktHcnPZT5_JOYf3Pz0pm6jQoq3QV0vdWB_E_9xB_L-3SQSBtc2utmDlaxMX-XSq9HQ9_WK0\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Plantuml in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:LPB1QkD038Rl1h-3ciFYG4DPwB4KMZVGXLrmr-uvo6FP5PtCc9bnNBFikrVZE6dZoo0XVVf_oLTib1uQWhlyzYQ_tUNM16H3xZvDqgGWvwt9rE23tPExXjKZcdSs7UHBQYMv1pWLmCZX3H3wkGyrr58Eg9GTJ5YjqwISVA1zLXyfEpzvwS-j8pY1ZnKH-uocqUIXPOD6iT22G-DH1RR6Vz5ssu-GxP7rWjjkOW0bkGChYgHV9f2BSie_LG761cvPOSH0Xu56d2Bjp7iKjGswALC_Prnkz-9DqQ8Djifk_57c6lwb2SXttbisKht3lfVEKlnesXJO4JpqlLvcHaL_IMp03wYcdahbk0ynMpXxu4Oi3rvssHA6mKbqO0IXoajZ57enxwdE6WnOewUPg-SPulLfoSvWwqFdg7pv7QCoM7SQqZlRiYQGNOEcffFK6yin7TEyulzf8inlVy2NlLSla5XAhHCr5thd-rLLKKP619pRBiHYu-V9e-CWZT_kAmPYvOaboc-gl5YjFm40\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode\u3067Plantuml\u3092\u7de8\u96c6<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<p id=\"OfOQvLl\"><img alt=\"\" class=\"alignnone size-full wp-image-610\" decoding=\"async\" height=\"692\" sizes=\"(max-width: 744px) 100vw, 744px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a190224848fe.png\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a190224848fe.png 744w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a190224848fe-300x279.png 300w\" width=\"744\"\/><\/p>\n<h2>\u53ef\u8aad\u6027\u306e\u9ad8\u3044C4\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u305f\u3081\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n<ul>\n<li><strong>\u62bd\u8c61\u30ec\u30d9\u30eb\u3092\u6df7\u540c\u3057\u306a\u3044\uff1a<\/strong>\u56f3\u3092\u5358\u4e00\u306e\u30ec\u30a4\u30e4\u30fc\u306b\u96c6\u4e2d\u3055\u305b\u307e\u3057\u3087\u3046\u3002\u9ad8\u30ec\u30d9\u30eb\u306e\u30b7\u30b9\u30c6\u30e0\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30de\u30c3\u30d7\u306b\u7d30\u304b\u3044\u5185\u90e8\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u6df7\u5728\u3055\u305b\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u30b7\u30b9\u30c6\u30e0\u304c\u8907\u96d1\u306b\u306a\u308a\u3059\u304e\u305f\u5834\u5408\u306f\u3001\u5225\u9014\u5c02\u7528\u306e\u30b3\u30f3\u30c6\u30ca\u30ec\u30d9\u30eb\u306e\u56f3\u306b\u5206\u5272\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li><strong>\u6280\u8853\u3092\u660e\u78ba\u306b\u5b9a\u7fa9\u3059\u308b\uff1a<\/strong>\u5e38\u306b\u30de\u30af\u30ed\u306e4\u756a\u76ee\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u6d3b\u7528\u3057\u3066\u3001\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u6b63\u78ba\u306a\u6280\u8853\u307e\u305f\u306f\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u660e\u8a18\u3057\u3066\u304f\u3060\u3055\u3044\uff08\u4f8b\uff1a<code>Rel()<\/code>\u30de\u30af\u30ed\u3092\u4f7f\u7528\u3057\u3066\u3001\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u6b63\u78ba\u306a\u6280\u8853\u307e\u305f\u306f\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u660e\u8a18\u3057\u3066\u304f\u3060\u3055\u3044\uff08\u4f8b\uff1a<code>\"JSON\/HTTPS\"<\/code> \u307e\u305f\u306f <code>\"JDBC\"<\/code>).\u3053\u308c\u306b\u3088\u308a\u3001\u30c1\u30fc\u30e0\u306f\u5b9f\u88c5\u306e\u91cd\u8981\u306a\u6587\u8108\u3092\u4e00\u76ee\u3067\u628a\u63e1\u3067\u304d\u307e\u3059\u3002<\/li>\n<li><strong>\u65b9\u5411\u6027\u30ec\u30a4\u30a2\u30a6\u30c8\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9\u3092\u6d3b\u7528\u3059\u308b\uff1a<\/strong> \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u4e0d\u81ea\u7136\u306b\u91cd\u306a\u3063\u3066\u304d\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u65b9\u5411\u6027\u95a2\u4fc2\u30de\u30af\u30ed\uff08\u4f8b\uff1a<code>Rel_D()<\/code> \u4e0b\u65b9\u5411\u7528\u3001<code>Rel_R()<\/code> \u53f3\u65b9\u5411\u7528\u3001\u307e\u305f\u306f<code>Rel_L()<\/code> \u5de6\u65b9\u5411\u7528\uff09\u3092\u4f7f\u7528\u3057\u3066\u3001\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u30d5\u30ed\u30fc\u3092\u624b\u52d5\u3067\u6574\u7406\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<h2>\u5b9f\u969b\u306ePlantUML C4\u306e\u4f8b<\/h2>\n<h3>\u4f8b1\uff1a\u9ad8\u30ec\u30d9\u30eb\u30b7\u30b9\u30c6\u30e0\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30ec\u30a4\u30a2\u30a6\u30c8\uff08\u30ec\u30d9\u30eb1\uff09<\/h3>\n<p>\u3053\u306e\u6a5f\u80fd\u7684\u30d6\u30eb\u30fc\u30d7\u30ea\u30f3\u30c8\u306f\u3001\u6a19\u6e96\u7684\u306a\u30ec\u30d9\u30eb1\u30b7\u30b9\u30c6\u30e0\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u3092\u30e2\u30c7\u30eb\u5316\u3057\u3066\u304a\u308a\u3001\u9867\u5ba2\u304c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30d0\u30f3\u30ad\u30f3\u30b0\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3068\u305d\u306e\u5916\u90e8\u4f9d\u5b58\u95a2\u4fc2\u3068\u306e\u9593\u3067\u3069\u306e\u3088\u3046\u306b\u76f8\u4e92\u4f5c\u7528\u3059\u308b\u304b\u3092\u8a73\u7d30\u306b\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Plantuml<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:TL9BJy904ButwNyOEM7YuyBH6BGIuy6409wRQJk52TjTiZC5_FTEoqCCyTRT-Pwp7OjYrBPnQNB3ldHjHV2KZHwpKPu5hxJNvpH94sLr1FDlKMhWE80tncN41keGuSEkeYU5L_HhziiZjkDEAKhmmx8L3Gt5EnWSRj2TmTbnDh3X2voG46hG5K5XADYnhc1p8c9PXjQhF0nkq-HWDImEOhdqHrFw9rDlubpOoTb9G0DicNPGiqTVibcmhmEWhw31DO56z58Ryi8nd-nrs22xNyl9VNU6ULl8sMjX5RYFOghKVMmYYssJVFKUkO8on4s8g0GzMIXkhRozXId4tYzDPkGkDdXLzKj887Z7dg12MHK1OsMDi6CRDvzThUTly2wC03gAAdrhYy0rbwWSl2MiJByLutUDvf-BQISyDfBzEZy0\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode\u3067Plantuml\u3092\u7de8\u96c6<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">Plantuml<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:bL9FInj15Bylx7T8SueWzEAnY12a9q6Czv2QHPPkDf2TWBtjpDEOrWIh5Oj6nDZO98gnDeWOrkR3l4oo-otwPXB4M2-5PPZtzZU_FszcmMEP0Ylc7DDuOxjhJZ5hnTubvzucvzB9lCki3JPl6gR1REPOCHGDX2wAFaA0K4K0X3B2Lzsyrkil5FSe7X1A26V8ErEbw2eCxGciccLPwohsPQlWvTt4Mj5Z-PnLc8t5fRypwFMYBtvOhqJrfkoSnv-wSlU7x3LHx0yh77bZ32AfCGvz4PynZTGdZrcvn8UC-z5srzEUBedYVoCesGanhqJRU-5fTGXRykoMzAF3t-7F9lBlwFE8lkqzQcel9UJVaBUebBit8JmYlq9-X69dobrwSOCbSXdRUMOFwjhO5OexXCENJWO17rvSoz8MSjBjq2Q25aaF-dKKDmXjXQPiwgyWkPJbPjyNx2nXnqUd-GCTF1ZzQKnycSQAvJoxXrV6Twcli3sP8_XgWkGIBX1EDEFdqLrbT71B7cIvFJfeALvYJQ_ySnaleejpnQieoYWsmyjgs0hqar6aQjpZd7gEqN5DPNhiAm4wd5fQNLP22nIO7lDV\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Plantuml in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-plantuml\"><code class=\"language-plantuml\" data-language=\"plantuml\" class=\"language-plantuml\">@startuml\r\n!include &lt;C4\/C4_Context&gt;\r\n\r\ntitle \u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30d0\u30f3\u30ad\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u306e\u30b7\u30b9\u30c6\u30e0\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\r\n\r\nPerson(customer, \"\u500b\u4eba\u9280\u884c\u9867\u5ba2\", \"\u500b\u4eba\u53e3\u5ea7\u3092\u6301\u3064\u9280\u884c\u306e\u9867\u5ba2\u3002\")\r\nSystem(banking_system, \"\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30d0\u30f3\u30ad\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\", \"\u9867\u5ba2\u304c\u91d1\u878d\u60c5\u5831\u3092\u95b2\u89a7\u3057\u3001\u9001\u91d1\u3092\u884c\u3046\u3053\u3068\u3092\u53ef\u80fd\u306b\u3059\u308b\u3002\")\r\nSystem_Ext(mail_system, \"\u30e1\u30fc\u30eb\u30b5\u30d6\u30b7\u30b9\u30c6\u30e0\", \"\u4f01\u696d\u5185\u3067\u306e\u5185\u90e8\u9001\u4fe1\u30af\u30e9\u30b9\u30bf\u3067\u3042\u308bSendGrid\u306e\u4f01\u696d\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u7fa4\u3002\")\r\n\r\nRel(customer, banking_system, \"\u30aa\u30f3\u30e9\u30a4\u30f3\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u7d4c\u7531\u3067\u5229\u7528\")\r\nRel_R(banking_system, mail_system, \"\u30a2\u30e9\u30fc\u30c8\u3084\u8a8d\u8a3c\u30b3\u30fc\u30c9\u3092\u9001\u4fe1\u3059\u308b\u969b\u306e\u4f7f\u7528\", \"SMTP\")\r\n@enduml<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:bL9FInj15Bylx7T8SueWzEAnY12a9q6Czv2QHPPkDf2TWBtjpDEOrWIh5Oj6nDZO98gnDeWOrkR3l4oo-otwPXB4M2-5PPZtzZU_FszcmMEP0Ylc7DDuOxjhJZ5hnTubvzucvzB9lCki3JPl6gR1REPOCHGDX2wAFaA0K4K0X3B2Lzsyrkil5FSe7X1A26V8ErEbw2eCxGciccLPwohsPQlWvTt4Mj5Z-PnLc8t5fRypwFMYBtvOhqJrfkoSnv-wSlU7x3LHx0yh77bZ32AfCGvz4PynZTGdZrcvn8UC-z5srzEUBedYVoCesGanhqJRU-5fTGXRykoMzAF3t-7F9lBlwFE8lkqzQcel9UJVaBUebBit8JmYlq9-X69dobrwSOCbSXdRUMOFwjhO5OexXCENJWO17rvSoz8MSjBjq2Q25aaF-dKKDmXjXQPiwgyWkPJbPjyNx2nXnqUd-GCTF1ZzQKnycSQAvJoxXrV6Twcli3sP8_XgWkGIBX1EDEFdqLrbT71B7cIvFJfeALvYJQ_ySnaleejpnQieoYWsmyjgs0hqar6aQjpZd7gEqN5DPNhiAm4wd5fQNLP22nIO7lDV\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Plantuml in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:TL9BJy904ButwNyOEM7YuyBH6BGIuy6409wRQJk52TjTiZC5_FTEoqCCyTRT-Pwp7OjYrBPnQNB3ldHjHV2KZHwpKPu5hxJNvpH94sLr1FDlKMhWE80tncN41keGuSEkeYU5L_HhziiZjkDEAKhmmx8L3Gt5EnWSRj2TmTbnDh3X2voG46hG5K5XADYnhc1p8c9PXjQhF0nkq-HWDImEOhdqHrFw9rDlubpOoTb9G0DicNPGiqTVibcmhmEWhw31DO56z58Ryi8nd-nrs22xNyl9VNU6ULl8sMjX5RYFOghKVMmYYssJVFKUkO8on4s8g0GzMIXkhRozXId4tYzDPkGkDdXLzKj887Z7dg12MHK1OsMDi6CRDvzThUTly2wC03gAAdrhYy0rbwWSl2MiJByLutUDvf-BQISyDfBzEZy0\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode\u3067Plantuml\u3092\u7de8\u96c6<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<p id=\"NTJPRPC\"><img loading=\"lazy\" alt=\"\" class=\"alignnone size-full wp-image-611\" decoding=\"async\" height=\"439\" loading=\"lazy\" sizes=\"auto, (max-width: 561px) 100vw, 561px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a190234b2052.png\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a190234b2052.png 561w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a190234b2052-300x235.png 300w\" width=\"561\"\/><\/p>\n<p><strong>\u69cb\u6587\u306e\u5206\u89e3\uff1a<\/strong> \u3053\u306e\u56f3\u306f\u9ad8\u30ec\u30d9\u30eb\u306e\u7bc4\u56f2\u306b\u306e\u307f\u7126\u70b9\u3092\u5f53\u3066\u3066\u3044\u307e\u3059\u3002<code>System_Ext<\/code> \u30de\u30af\u30ed\u306f\u30e1\u30fc\u30eb\u30b5\u30fc\u30d3\u30b9\u306b\u81ea\u52d5\u7684\u306b\u30b0\u30ec\u30fc\u306e\u8272\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3092\u9069\u7528\u3057\u3001\u30b3\u30a2\u30b7\u30b9\u30c6\u30e0\u3068\u5916\u90e8\u4f9d\u5b58\u95a2\u4fc2\u3092\u8996\u899a\u7684\u306b\u5206\u96e2\u3057\u307e\u3059\u3002<code>Rel_R<\/code> \u30de\u30af\u30ed\u306f\u30ec\u30a4\u30a2\u30a6\u30c8\u30a8\u30f3\u30b8\u30f3\u306b\u3001\u30e1\u30fc\u30eb\u30ce\u30fc\u30c9\u3092\u30d0\u30f3\u30ad\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u30d6\u30ed\u30c3\u30af\u306e\u53f3\u5074\u306b\u76f4\u63a5\u914d\u7f6e\u3059\u308b\u3088\u3046\u5f37\u5236\u3057\u307e\u3059\u3002<\/p>\n<h3>\u4f8b2\uff1a\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u30b3\u30f3\u30c6\u30ca\u30c8\u30dd\u30ed\u30b8\u30fc\u306e\u8a73\u7d30\u5206\u6790\uff08\u30ec\u30d9\u30eb2\uff09<\/h3>\n<p>\u3053\u306e\u9ad8\u5ea6\u306a\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30d6\u30eb\u30fc\u30d7\u30ea\u30f3\u30c8\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u3092\u69cb\u6210\u3059\u308b\u30b3\u30f3\u30c6\u30ca\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3068\u5206\u96e2\u3055\u308c\u305f\u30c7\u30fc\u30bf\u30b9\u30c8\u30a2\u306b\u5206\u89e3\u3057\u3001Web\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304cAPI\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3092\u7d4c\u7531\u3057\u3066\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u307e\u3067\u3069\u306e\u3088\u3046\u306b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3055\u308c\u308b\u304b\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Plantuml<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:TLHTRzf047n7uZziUMY9b3PIbSUgIW9jIfGF5wFsqLgV5tFA-SwwMqEigF-zUxP38Kfv07bzDpExCyj5OFJSL6OyUgUjCar1y6LsVZOxpsRECcfB_kjuD1wnPaEmhy5SO-cnWhNpa61RaML8d6SqS8rCEspZhOHyS7PQaLSRj7mAaz-KmztmA1Sz2zX4wWlB981C0Mg3BB0Lg0sfHzSma2rgfoq7a2y7l27jOKTvq7B-q-GaKgLjOAgoAzVO0dqxhJinML2k9i5_qJY8Ws_AXUx6v0IUnoEGpxwvATOwA_k3SlKoMS1IP6XRGkBTKnlrtfVQFhq8zuhgJbmUsK6XCU4KfCN2I3-nAp2wqd94If2ZGQlaXNN58FyLVSERB93VQXMbBmeHhhc5Ewsy6-gH-jh1UtYubDEVu-ClDBhe9bZGbepqxI5gP_T8jgVkfl4M9J_P0yQLHnjGiNOMRgaeUujkS8kGrZxEuSevZZMPXtGIeclzW7kU2YsMKZJTPK2bP33y1l4yd_PdiY8Nk9uCviWOsFckovbJZzwXsiolkdbNjQ6UgT21lSuRfW8kPulvH-NafOx9Oimbha4IL65F-oU6v4Dd905xNA-rWhLnkm3A45hJYamPRvSnybQ2hFPfboKfYSDuj2HpaERZdAHDtdayJ2B-6eT5WAt6gFp7QfMaPpVfmttK8qZP_3Xfhtp_vwTifglYs0Sh1y1ocSp-0tNivtVdT-X5oNwZUdE30Bu6MXvduT2TkCqoyhsjqgJNj9UJ_hmzMzsc4UX2DbR-LFu2\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode\u3067Plantuml\u3092\u7de8\u96c6<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">Plantuml<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:VLHTJnf157qduJziUMWnQMBI-DWqAYIjnYWLapwI5JP8YhjaMQocQSBEL0GnzHE8jaK5ewWLL4Bz8lN7t2uB_w9p1x1WjMH3PdPdpZtdt3FJ7zP4LOjC1wsM9m7P6upu9E6bew_NqUTnAB8c1cH9VMMrM2rQG0jAGcsZL4kaGFyCz3lGAf1ReCT0pd5Cuq3sWHm0sGEz2AGCb3qne8l6rp92k2GrhCZsQKdrJecozbomlPCcWMRvPXredc-80rrjmT55Dh2nTK0pG0-1Klus1UIGhzZ1Ecmdgya-aHAG75908WMEbK2QZ4uJbwpL5uxClLyjcZGDfCA_na4_DYjdnWeRR099GfJOUf2nUowiITEUGIKY-qHrpXvIL4qCUi9U9IGnMd_T-DS1ne0vG2w0N74JTcmzmaUhHM2_EsFjOYZWyOkQz46SOt03hY5q4u5YGBWRv9HBFm72dWkqOjGVa6Uv9orTArmo5ukMLtb3rbfViJ-iIpSSXQdBG9GP_QFjxn7GxPQhPCrOs3TNOkqrN_YQ14An4cX-6QLq-dDFIqIRyeGbTIRWbJYz7EUmq4e1wcd-Pxaz9QwgmgkiCsIKz5eHdWfZ0mpe1KuRwQIvULsFpfiR1UvDd8if8Q9UG3OjmHd6ihRthLwe_eUVDYjtq3EMqqOrPIoV6fTbh3KipeY2EwG6PBymg2YQhREzRMSApVLSsd7RTkPgqIpkuW8MiDqbq6CFrNTEseEIpo-f7jyahy-Hq1v-YZ0bh0avhEjGlEzLHVHEEGTnQiHZjLJUo2O774FEsdMwbcpcFiQrftc_hp0WECrY8ulRzVnybnMVCCtF12Cstw25pgFPJiXvCmQDz3fwURCA905wafsB1nBP1CPk7FB3c6-TFZQcoC9g6PU27SUyE-Ll9YPSxjvXzzYeMLaoDyv0F-YuLRPuQ4xkmjU8whzlTr42m_Gukq_ClSZvnrsEEqnZESCsTcMc7P97qBe3qWNso2MJuzCBe0TD-FfDZl5jmuztHwwp--wt8xqJ8-uEiirS5Tetu16IFRqqVsuPIsa4x9Ta7xkb_m00\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Plantuml in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-plantuml\"><code class=\"language-plantuml\" data-language=\"plantuml\" class=\"language-plantuml\">@startuml\r\n!include &lt;C4\/C4_Container&gt;\r\n\r\ntitle \u652f\u6255\u3044\u30dd\u30fc\u30bf\u30eb\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306e\u30b3\u30f3\u30c6\u30ca\u56f3\r\n\r\nPerson(merchant, \"Web\u30de\u30fc\u30c1\u30e3\u30f3\u30c8\u30d1\u30fc\u30c8\u30ca\u30fc\", \"\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u30c1\u30a7\u30c3\u30af\u30a2\u30a6\u30c8\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3092\u81ea\u793e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306b\u7d71\u5408\u3059\u308b\u3002\")\r\n\r\nSystem_Boundary(portal_scope, \"\u652f\u6255\u3044\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\") {\r\n    Container(api_gateway, \"API\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30d7\u30ed\u30ad\u30b7\", \"Nginx\", \"\u30a4\u30f3\u30d0\u30a6\u30f3\u30c9\u30b3\u30fc\u30eb\u3092\u30a4\u30f3\u30bf\u30fc\u30bb\u30d7\u30c8\u3057\u3001\u30ec\u30fc\u30c8\u30ea\u30df\u30c3\u30c8\u3092\u51e6\u7406\u3057\u3001\u30ce\u30fc\u30c9\u3092\u30d0\u30e9\u30f3\u30b9\u3059\u308b\u3002\")\r\n    Container(auth_service, \"\u30a2\u30a4\u30c7\u30f3\u30c6\u30a3\u30c6\u30a3\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\", \"Go &amp; OAuth2\", \"\u958b\u767a\u8005\u7528API\u30c8\u30fc\u30af\u30f3\u3068\u30b9\u30b3\u30fc\u30d7\u3092\u691c\u8a3c\u3059\u308b\u3002\")\r\n    Container(txn_service, \"\u53d6\u5f15\u53f0\u5e33\", \"Java Spring Boot\", \"\u652f\u6255\u3044\u51e6\u7406\u3068\u53f0\u5e33\u30a2\u30ab\u30a6\u30f3\u30c8\u306e\u7ba1\u7406\u3092\u884c\u3046\u3002\")\r\n    ContainerDb(ledger_db, \"\u53f0\u5e33\u30c7\u30fc\u30bf\u30b9\u30c8\u30a2\", \"CockroachDB\", \"\u5206\u6563\u578bACID\u6e96\u62e0\u306e\u30c6\u30fc\u30d6\u30eb\u30b9\u30ad\u30fc\u30de\u3092\u5b9f\u88c5\u3059\u308b\u3002\")\r\n}\r\n\r\n' \u5185\u90e8\u30b3\u30f3\u30c6\u30ca\u30bf\u30fc\u30b2\u30c3\u30c8\u9593\u3092\u6ed1\u3089\u304b\u306b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3059\u308b\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30d5\u30ed\u30fc\r\nRel(merchant, api_gateway, \"HTTPS\/JSON\u7d4c\u7531\u3067\u652f\u6255\u3044\u30da\u30a4\u30ed\u30fc\u30c9\u3092\u9001\u4fe1\")\r\nRel_D(api_gateway, auth_service, \"gRPC\u7d4c\u7531\u3067\u53d7\u4fe1\u30c8\u30fc\u30af\u30f3\u3092\u691c\u8a3c\")\r\nRel_D(api_gateway, txn_service, \"gRPC\u7d4c\u7531\u3067\u30c1\u30a7\u30c3\u30af\u30a2\u30a6\u30c8\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u8ee2\u9001\")\r\nRel_R(txn_service, ledger_db, \"SQL\/TLS\u7d4c\u7531\u3067\u53f0\u5e33\u30a8\u30f3\u30c8\u30ea\u3092\u6c38\u7d9a\u5316\")\r\n@enduml<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:VLHTJnf157qduJziUMWnQMBI-DWqAYIjnYWLapwI5JP8YhjaMQocQSBEL0GnzHE8jaK5ewWLL4Bz8lN7t2uB_w9p1x1WjMH3PdPdpZtdt3FJ7zP4LOjC1wsM9m7P6upu9E6bew_NqUTnAB8c1cH9VMMrM2rQG0jAGcsZL4kaGFyCz3lGAf1ReCT0pd5Cuq3sWHm0sGEz2AGCb3qne8l6rp92k2GrhCZsQKdrJecozbomlPCcWMRvPXredc-80rrjmT55Dh2nTK0pG0-1Klus1UIGhzZ1Ecmdgya-aHAG75908WMEbK2QZ4uJbwpL5uxClLyjcZGDfCA_na4_DYjdnWeRR099GfJOUf2nUowiITEUGIKY-qHrpXvIL4qCUi9U9IGnMd_T-DS1ne0vG2w0N74JTcmzmaUhHM2_EsFjOYZWyOkQz46SOt03hY5q4u5YGBWRv9HBFm72dWkqOjGVa6Uv9orTArmo5ukMLtb3rbfViJ-iIpSSXQdBG9GP_QFjxn7GxPQhPCrOs3TNOkqrN_YQ14An4cX-6QLq-dDFIqIRyeGbTIRWbJYz7EUmq4e1wcd-Pxaz9QwgmgkiCsIKz5eHdWfZ0mpe1KuRwQIvULsFpfiR1UvDd8if8Q9UG3OjmHd6ihRthLwe_eUVDYjtq3EMqqOrPIoV6fTbh3KipeY2EwG6PBymg2YQhREzRMSApVLSsd7RTkPgqIpkuW8MiDqbq6CFrNTEseEIpo-f7jyahy-Hq1v-YZ0bh0avhEjGlEzLHVHEEGTnQiHZjLJUo2O774FEsdMwbcpcFiQrftc_hp0WECrY8ulRzVnybnMVCCtF12Cstw25pgFPJiXvCmQDz3fwURCA905wafsB1nBP1CPk7FB3c6-TFZQcoC9g6PU27SUyE-Ll9YPSxjvXzzYeMLaoDyv0F-YuLRPuQ4xkmjU8whzlTr42m_Gukq_ClSZvnrsEEqnZESCsTcMc7P97qBe3qWNso2MJuzCBe0TD-FfDZl5jmuztHwwp--wt8xqJ8-uEiirS5Tetu16IFRqqVsuPIsa4x9Ta7xkb_m00\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Plantuml in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#plantuml:TLHTRzf047n7uZziUMY9b3PIbSUgIW9jIfGF5wFsqLgV5tFA-SwwMqEigF-zUxP38Kfv07bzDpExCyj5OFJSL6OyUgUjCar1y6LsVZOxpsRECcfB_kjuD1wnPaEmhy5SO-cnWhNpa61RaML8d6SqS8rCEspZhOHyS7PQaLSRj7mAaz-KmztmA1Sz2zX4wWlB981C0Mg3BB0Lg0sfHzSma2rgfoq7a2y7l27jOKTvq7B-q-GaKgLjOAgoAzVO0dqxhJinML2k9i5_qJY8Ws_AXUx6v0IUnoEGpxwvATOwA_k3SlKoMS1IP6XRGkBTKnlrtfVQFhq8zuhgJbmUsK6XCU4KfCN2I3-nAp2wqd94If2ZGQlaXNN58FyLVSERB93VQXMbBmeHhhc5Ewsy6-gH-jh1UtYubDEVu-ClDBhe9bZGbepqxI5gP_T8jgVkfl4M9J_P0yQLHnjGiNOMRgaeUujkS8kGrZxEuSevZZMPXtGIeclzW7kU2YsMKZJTPK2bP33y1l4yd_PdiY8Nk9uCviWOsFckovbJZzwXsiolkdbNjQ6UgT21lSuRfW8kPulvH-NafOx9Oimbha4IL65F-oU6v4Dd905xNA-rWhLnkm3A45hJYamPRvSnybQ2hFPfboKfYSDuj2HpaERZdAHDtdayJ2B-6eT5WAt6gFp7QfMaPpVfmttK8qZP_3Xfhtp_vwTifglYs0Sh1y1ocSp-0tNivtVdT-X5oNwZUdE30Bu6MXvduT2TkCqoyhsjqgJNj9UJ_hmzMzsc4UX2DbR-LFu2\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>VPasCode\u3067Plantuml\u3092\u7de8\u96c6\u3059\u308b<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<p id=\"ZtGazyC\"><img loading=\"lazy\" alt=\"\" class=\"alignnone size-full wp-image-612\" decoding=\"async\" height=\"728\" loading=\"lazy\" sizes=\"auto, (max-width: 759px) 100vw, 759px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a19024586a43.png\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a19024586a43.png 759w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a19024586a43-300x288.png 300w\" width=\"759\"\/><\/p>\n<p><strong>\u69cb\u6587\u306e\u5206\u89e3\uff1a<\/strong> \u4ee5\u4e0b\u306e\u30de\u30af\u30ed\u30e9\u30c3\u30d1\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001<code>System_Boundary<\/code> \u30de\u30af\u30ed\u30e9\u30c3\u30d1\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u5185\u90e8\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u660e\u78ba\u306a\u5883\u754c\u30dc\u30c3\u30af\u30b9\u5185\u306b\u304d\u308c\u3044\u306b\u30b0\u30eb\u30fc\u30d7\u5316\u3055\u308c\u307e\u3059\u3002\u7279\u5225\u306a<code>ContainerDb<\/code> \u30de\u30af\u30ed\u306f\u660e\u78ba\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b7\u30ea\u30f3\u30c0\u30fc\u306e\u30a2\u30a4\u30b3\u30f3\u3067\u30c7\u30fc\u30bf\u30b9\u30c8\u30a2\u3092\u63cf\u753b\u3057\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30c8\u30e9\u30f3\u30bf\u30a4\u30e0\u5c64\u3068\u6c38\u7d9a\u30b9\u30c8\u30ec\u30fc\u30b8\u5c64\u306e\u533a\u5225\u3092\u4e00\u76ee\u3067\u660e\u78ba\u306b\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C4\u30e2\u30c7\u30eb\u56f3\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f The C4\u30e2\u30c7\u30eb\u56f3\u306f\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092&#8230;<\/p>\n","protected":false},"author":4,"featured_media":0,"parent":0,"menu_order":12,"template":"","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"ld_collection":[14],"class_list":["post-2118","ld_docs","type-ld_docs","status-publish","hentry","ld_collection-vpascode-docs"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PlantUML C4 Model Syntax | VPasCode Text to Diagram Guide<\/title>\n<meta name=\"description\" content=\"Map software architecture hierarchies with PlantUML C4 diagrams in VPasCode, your free diagram-as-code tool.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/plantuml-c4-model-syntax-guide\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PlantUML C4 Model Syntax | VPasCode Text to Diagram Guide\" \/>\n<meta property=\"og:description\" content=\"Map software architecture hierarchies with PlantUML C4 diagrams in VPasCode, your free diagram-as-code tool.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/plantuml-c4-model-syntax-guide\/\" \/>\n<meta property=\"og:site_name\" content=\"VPasCode\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a1901f8a8e4e.png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593\" \/>\n\t<meta name=\"twitter:data1\" content=\"4\u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/docs\\\/vpascode-docs\\\/plantuml-c4-model-syntax-guide\\\/\",\"url\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/docs\\\/vpascode-docs\\\/plantuml-c4-model-syntax-guide\\\/\",\"name\":\"PlantUML C4 Model Syntax | VPasCode Text to Diagram Guide\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/docs\\\/vpascode-docs\\\/plantuml-c4-model-syntax-guide\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/docs\\\/vpascode-docs\\\/plantuml-c4-model-syntax-guide\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.vpascode.com\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/img_6a1901f8a8e4e.png\",\"datePublished\":\"2026-05-26T07:53:11+00:00\",\"description\":\"Map software architecture hierarchies with PlantUML C4 diagrams in VPasCode, your free diagram-as-code tool.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/docs\\\/vpascode-docs\\\/plantuml-c4-model-syntax-guide\\\/#breadcrumb\"},\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/docs\\\/vpascode-docs\\\/plantuml-c4-model-syntax-guide\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/docs\\\/vpascode-docs\\\/plantuml-c4-model-syntax-guide\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.vpascode.com\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/img_6a1901f8a8e4e.png\",\"contentUrl\":\"https:\\\/\\\/www.vpascode.com\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/img_6a1901f8a8e4e.png\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/docs\\\/vpascode-docs\\\/plantuml-c4-model-syntax-guide\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Lean Docs\",\"item\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/docs\\\/%ld_collection%\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PlantUML C4\u30e2\u30c7\u30eb\u69cb\u6587\u30ac\u30a4\u30c9\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/#website\",\"url\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/\",\"name\":\"VPasCode\",\"description\":\"by Visual Paradigm\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ja\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/#organization\",\"name\":\"VPasCode\",\"url\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/wp-content\\\/uploads\\\/sites\\\/8\\\/2026\\\/06\\\/cropped-vp-online-logo-v1.png\",\"contentUrl\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/wp-content\\\/uploads\\\/sites\\\/8\\\/2026\\\/06\\\/cropped-vp-online-logo-v1.png\",\"width\":128,\"height\":138,\"caption\":\"VPasCode\"},\"image\":{\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/#\\\/schema\\\/logo\\\/image\\\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"PlantUML C4 Model Syntax | VPasCode Text to Diagram Guide","description":"Map software architecture hierarchies with PlantUML C4 diagrams in VPasCode, your free diagram-as-code tool.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/plantuml-c4-model-syntax-guide\/","og_locale":"ja_JP","og_type":"article","og_title":"PlantUML C4 Model Syntax | VPasCode Text to Diagram Guide","og_description":"Map software architecture hierarchies with PlantUML C4 diagrams in VPasCode, your free diagram-as-code tool.","og_url":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/plantuml-c4-model-syntax-guide\/","og_site_name":"VPasCode","og_image":[{"url":"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a1901f8a8e4e.png","type":"","width":"","height":""}],"twitter_card":"summary_large_image","twitter_misc":{"\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593":"4\u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/plantuml-c4-model-syntax-guide\/","url":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/plantuml-c4-model-syntax-guide\/","name":"PlantUML C4 Model Syntax | VPasCode Text to Diagram Guide","isPartOf":{"@id":"https:\/\/www.vpascode.com\/ja\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/plantuml-c4-model-syntax-guide\/#primaryimage"},"image":{"@id":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/plantuml-c4-model-syntax-guide\/#primaryimage"},"thumbnailUrl":"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a1901f8a8e4e.png","datePublished":"2026-05-26T07:53:11+00:00","description":"Map software architecture hierarchies with PlantUML C4 diagrams in VPasCode, your free diagram-as-code tool.","breadcrumb":{"@id":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/plantuml-c4-model-syntax-guide\/#breadcrumb"},"inLanguage":"ja","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/plantuml-c4-model-syntax-guide\/"]}]},{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/plantuml-c4-model-syntax-guide\/#primaryimage","url":"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a1901f8a8e4e.png","contentUrl":"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a1901f8a8e4e.png"},{"@type":"BreadcrumbList","@id":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/plantuml-c4-model-syntax-guide\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.vpascode.com\/ja\/"},{"@type":"ListItem","position":2,"name":"Lean Docs","item":"https:\/\/www.vpascode.com\/ja\/docs\/%ld_collection%\/"},{"@type":"ListItem","position":3,"name":"PlantUML C4\u30e2\u30c7\u30eb\u69cb\u6587\u30ac\u30a4\u30c9"}]},{"@type":"WebSite","@id":"https:\/\/www.vpascode.com\/ja\/#website","url":"https:\/\/www.vpascode.com\/ja\/","name":"VPasCode","description":"by Visual Paradigm","publisher":{"@id":"https:\/\/www.vpascode.com\/ja\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.vpascode.com\/ja\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ja"},{"@type":"Organization","@id":"https:\/\/www.vpascode.com\/ja\/#organization","name":"VPasCode","url":"https:\/\/www.vpascode.com\/ja\/","logo":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.vpascode.com\/ja\/#\/schema\/logo\/image\/","url":"https:\/\/www.vpascode.com\/ja\/wp-content\/uploads\/sites\/8\/2026\/06\/cropped-vp-online-logo-v1.png","contentUrl":"https:\/\/www.vpascode.com\/ja\/wp-content\/uploads\/sites\/8\/2026\/06\/cropped-vp-online-logo-v1.png","width":128,"height":138,"caption":"VPasCode"},"image":{"@id":"https:\/\/www.vpascode.com\/ja\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/www.vpascode.com\/ja\/wp-json\/wp\/v2\/ld_docs\/2118","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vpascode.com\/ja\/wp-json\/wp\/v2\/ld_docs"}],"about":[{"href":"https:\/\/www.vpascode.com\/ja\/wp-json\/wp\/v2\/types\/ld_docs"}],"author":[{"embeddable":true,"href":"https:\/\/www.vpascode.com\/ja\/wp-json\/wp\/v2\/users\/4"}],"wp:attachment":[{"href":"https:\/\/www.vpascode.com\/ja\/wp-json\/wp\/v2\/media?parent=2118"}],"wp:term":[{"taxonomy":"ld_collection","embeddable":true,"href":"https:\/\/www.vpascode.com\/ja\/wp-json\/wp\/v2\/ld_collection?post=2118"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}