{"id":2084,"date":"2026-07-28T06:23:35","date_gmt":"2026-07-28T06:23:35","guid":{"rendered":"https:\/\/www.vpascode.com\/ja\/docs\/uncategorized\/kotlin-visualizer-guide\/"},"modified":"2026-07-28T06:23:35","modified_gmt":"2026-07-28T06:23:35","slug":"kotlin-visualizer-guide","status":"publish","type":"ld_docs","link":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/kotlin-visualizer-guide\/","title":{"rendered":"Kotlin"},"content":{"rendered":"

Android\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u30b5\u30fc\u30d0\u30fc\u30b5\u30a4\u30c9\u306eKtor\u30b5\u30fc\u30d3\u30b9\u3001\u307e\u305f\u306fKotlin\u3067\u306e\u30de\u30eb\u30c1\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u8a2d\u8a08\u3059\u308b\u969b\u3001\u30b7\u30fc\u30eb\u30c9\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u968e\u5c64\u69cb\u9020\u3001\u30c7\u30fc\u30bf\u30af\u30e9\u30b9\u306e\u96c6\u7d04\u3001\u4f9d\u5b58\u95a2\u4fc2\u306e\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u8a2d\u5b9a\u3092\u628a\u63e1\u3059\u308b\u3053\u3068\u306f\u3001\u5168\u4f53\u50cf\u3092\u628a\u63e1\u3059\u308b\u306e\u306b\u96e3\u3057\u304f\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002Kotlin Visualizer<\/strong>Kotlin\u306e\u30af\u30e9\u30b9\u3001\u30c7\u30fc\u30bf\u30af\u30e9\u30b9\u3001\u30b7\u30fc\u30eb\u30c9\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3001\u30b7\u30f3\u30b0\u30eb\u30c8\u30f3\uff08object<\/code>\uff09\u3001\u304a\u3088\u3073\u30c7\u30ea\u30b2\u30fc\u30b7\u30e7\u30f3\u30d1\u30bf\u30fc\u30f3\u3092\u3001\u660e\u78ba\u3067\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u30af\u30e9\u30b9\u56f3\u306b\u5909\u63db\u3057\u307e\u3059\u3002\u30d7\u30ed\u30d1\u30c6\u30a3\u5ba3\u8a00\uff08val<\/code>, var<\/code>\uff09\u3001\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u5b9f\u88c5\u3001\u7d99\u627f\u30e2\u30c7\u30eb\u3092\u89e3\u6790\u3059\u308b\u3053\u3068\u3067\u3001Kotlin\u958b\u767a\u8005\u3084\u30e2\u30d0\u30a4\u30eb\u30a2\u30fc\u30ad\u30c6\u30af\u30c8\u306f\u3001\u30c9\u30e1\u30a4\u30f3\u30e2\u30c7\u30eb\u3084\u30b7\u30b9\u30c6\u30e0\u69cb\u9020\u3092\u4e00\u76ee\u3067\u8996\u899a\u7684\u306b\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n

Kotlin\u30d3\u30b8\u30e5\u30a2\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u306e\u4ed5\u7d44\u307f<\/h2>\n

VPasCode\u3067\u306f\u3001Kotlin\u306e\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u304c\u81ea\u52d5\u7684\u306bclass<\/code>, data class<\/code>, sealed interface<\/code>, sealed class<\/code>\u3001\u304a\u3088\u3073object<\/code>\u5ba3\u8a00\u3092\u69cb\u9020\u5316\u3055\u308c\u305fUML\u30b9\u30bf\u30a4\u30eb\u306e\u30af\u30e9\u30b9\u30ab\u30fc\u30c9\u306b\u5909\u63db\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\u30af\u30e9\u30b9\u3068\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306f\u4e3b\u306a\u8996\u899a\u7684\u30ce\u30fc\u30c9\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30ea\u30b9\u30c8\u306f\u578b\u4ed8\u304d\u30d5\u30a3\u30fc\u30eb\u30c9\u3068\u3057\u3066\u6271\u308f\u308c\u3001\u7d99\u627f\u307e\u305f\u306f\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u5b9f\u88c5\u30ad\u30fc\u30ef\u30fc\u30c9\u306f\u8996\u899a\u7684\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u9593\u306e\u76f4\u63a5\u7684\u306a\u95a2\u4fc2\u63a5\u7d9a\u3092\u751f\u6210\u3057\u307e\u3059\u3002<\/p>\n

1. \u5fc5\u9808\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/h3>\n

\u6a19\u6e96\u7684\u306aKotlin\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u53ef\u8996\u5316\u3059\u308b\u306b\u306f\u3001\u5236\u7d04\u4ed8\u304d\u306e\u7d50\u679c\u578b\u306b\u5bfe\u3057\u3066\u30b7\u30fc\u30eb\u30c9\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u5b9a\u7fa9\u3057\u3001\u62bd\u8c61\u57fa\u5e95\u30af\u30e9\u30b9\u3068\u5177\u4f53\u7684\u306a\u5b9f\u88c5\u3092\u4f75\u305b\u3066\u5b9a\u7fa9\u3057\u307e\u3059\u3002\u6c7a\u6e08\u51e6\u7406\u30e2\u30b8\u30e5\u30fc\u30eb\u306f\u3001Kotlin\u306b\u304a\u3051\u308b\u660e\u78ba\u306a\u591a\u614b\u6027\u8a2d\u8a08\u3092\u793a\u3057\u3066\u3044\u307e\u3059\uff1a<\/p>\n

\n
\nKotlin<\/span>
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067Kotlin\u3092\u7de8\u96c6<\/span>
\n<\/a>\n<\/div>\n
\n
\r\n
\r\n Kotlin<\/span>\r\n \r\n <\/path><\/path><\/svg>\r\n Edit Kotlin in VPasCode<\/span>\r\n <\/a>\r\n <\/div>\r\n
\r\n 
package com.example.payment\r\n\r\nimport java.math.BigDecimal\r\n\r\n\/\/ \u7d50\u679c\u578b\u306e\u968e\u5c64\u69cb\u9020\u3092\u30b7\u30fc\u30eb\u30c9\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u5b9a\u7fa9\r\nsealed interface PaymentResult {\r\n    data class Success(val transactionId: String, val amount: BigDecimal) : PaymentResult\r\n    data class Failure(val errorCode: String, val message: String) : PaymentResult\r\n}\r\n\r\n\/\/ \u6c7a\u6e08\u52d5\u4f5c\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\r\ninterface PaymentGateway {\r\n    val providerName: String\r\n    suspend fun processPayment(amount: BigDecimal, currency: String): PaymentResult\r\n}\r\n\r\n\/\/ \u57fa\u5e95\u62bd\u8c61\u30d7\u30ed\u30d0\u30a4\u30c0\r\nabstract class BaseGateway(override val providerName: String) : PaymentGateway {\r\n    protected fun logTransaction(amount: BigDecimal) {\r\n        println(\"[$providerName] $amount \u306e\u53d6\u5f15\u51e6\u7406\u4e2d\")\r\n    }\r\n}\r\n\r\n\/\/ \u5177\u4f53\u7684\u306aStripe\u5b9f\u88c5\r\nclass StripeGateway(\r\n    val apiKey: String,\r\n    val merchantId: String\r\n) : BaseGateway(\"Stripe\") {\r\n\r\n    override suspend fun processPayment(amount: BigDecimal, currency: String): PaymentResult {\r\n        logTransaction(amount)\r\n        return PaymentResult.Success(\r\n            transactionId = \"tx_stripe_${System.currentTimeMillis()}\",\r\n            amount = amount\r\n        )\r\n    }\r\n}<\/code><\/pre>                <\/div>\r\n                
\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit Kotlin in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067Kotlin\u3092\u7de8\u96c6<\/span>
\n<\/a>\n<\/div>\n<\/div>\n
\"\"<\/p>\n
\u00a0<\/p>\n
\u9ad8\u5ea6\u306a\u69cb\u9020\u6280\u6cd5<\/h2>\n
Kotlin\u306e\u30d3\u30b8\u30e5\u30a2\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u4e0d\u5909\u306e\u30c9\u30e1\u30a4\u30f3\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3001\u30b7\u30fc\u30eb\u30c9\u3055\u308c\u305f\u30c9\u30e1\u30a4\u30f3\u72b6\u614b\u3001\u95a2\u6570\u578b\u306e\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u3092\u660e\u78ba\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3059\u308b\u306e\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
1. \u30aa\u30f3\u30e9\u30a4\u30f3\u30b7\u30e7\u30c3\u30d4\u30f3\u30b0\u6ce8\u6587\u51e6\u7406\u30b7\u30b9\u30c6\u30e0<\/h3>\n
\u5024\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3001\u72b6\u614b\u8868\u73fe\u3001\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u30b3\u30f3\u30c6\u30ca\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001VPasCode\u306fKotlin\u30c9\u30e1\u30a4\u30f3\u30e2\u30c7\u30eb\u3092\u660e\u78ba\u3067\u69cb\u9020\u7684\u306a\u56f3\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u5909\u63db\u3057\u307e\u3059\uff1a<\/p>\n
\n
\nKotlin<\/span>
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067Kotlin\u3092\u7de8\u96c6<\/span>
\n<\/a>\n<\/div>\n
\n            
\r\n                                
\r\n                    Kotlin<\/span>\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit Kotlin in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                
\r\n                    
package com.example.order\r\n\r\nimport java.math.BigDecimal\r\n\r\nenum class OrderStatus {\r\n    PENDING, PROCESSING, SHIPPED, DELIVERED, CANCELLED\r\n}\r\n\r\ndata class LineItem(\r\n    val sku: String,\r\n    val price: BigDecimal,\r\n    val quantity: Int\r\n) {\r\n    val total: BigDecimal get() = price.multiply(BigDecimal(quantity))\r\n}\r\n\r\ndata class Customer(\r\n    val id: String,\r\n    val email: String,\r\n    val isVip: Boolean = false\r\n)\r\n\r\nclass Order(\r\n    val orderId: String,\r\n    val customer: Customer,\r\n    val items: List\r\n) {\r\n    var status: OrderStatus = OrderStatus.PENDING\r\n        private set\r\n\r\n    val grandTotal: BigDecimal\r\n        get() = items.fold(BigDecimal.ZERO) { acc, item -> acc.add(item.total) }\r\n\r\n    fun markAsProcessing() {\r\n        check(status == OrderStatus.PENDING) { \"\u6ce8\u6587\u306f\u51e6\u7406\u3059\u308b\u524d\u306b\u4fdd\u7559\u72b6\u614b\u3067\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\" }\r\n        status = OrderStatus.PROCESSING\r\n    }\r\n}<\/code><\/pre>                <\/div>\r\n                
\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit Kotlin in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067Kotlin\u3092\u7de8\u96c6<\/span>
\n<\/a>\n<\/div>\n<\/div>\n
\"\"<\/p>\n
\u00a0<\/p>\n
\u30e6\u30fc\u30b6\u30fc\u8a8d\u8a3c\u304a\u3088\u3073\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u69cb\u9020\u5316<\/h2>\n
\u8a8d\u8a3c\u30d5\u30ed\u30fc\u3001\u30c8\u30fc\u30af\u30f3\u751f\u6210\u5668\u3001\u6a29\u9650\u30c1\u30a7\u30c3\u30af\u306e\u53ef\u8996\u5316\u306f\u3001\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u304a\u3088\u3073Android\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5c64\u3092\u6574\u7406\u6574\u9813\u3057\u3084\u3059\u304f\u3057\u307e\u3059\u3002<\/p>\n
1. \u30e6\u30fc\u30b6\u30fc\u8a8d\u8a3c\u304a\u3088\u3073\u6a29\u9650\u30e2\u30b8\u30e5\u30fc\u30eb<\/h3>\n
\u8a8d\u8a3c\u60c5\u5831\u3001\u30c8\u30fc\u30af\u30f3\u5951\u7d04\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u30de\u30cd\u30fc\u30b8\u30e3\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3066\u3001\u8a8d\u53ef\u5883\u754c\u3092\u660e\u78ba\u306b\u3057\u307e\u3059\uff1a<\/p>\n
\n
\nKotlin<\/span>
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067Kotlin\u3092\u7de8\u96c6<\/span>
\n<\/a>\n<\/div>\n
\n            
\r\n                                
\r\n                    Kotlin<\/span>\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit Kotlin in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                
\r\n                    
package com.example.auth\r\n\r\nenum class UserRole {\r\n    GUEST, MEMBER, ADMIN\r\n}\r\n\r\ndata class UserSession(\r\n    val userId: String,\r\n    val email: String,\r\n    val role: UserRole,\r\n    val authToken: String\r\n) {\r\n    val isAdmin: Boolean get() = role == UserRole.ADMIN\r\n}\r\n\r\ninterface TokenProvider {\r\n    fun generateToken(userId: String): String\r\n    fun validateToken(token: String): Boolean\r\n}\r\n\r\nobject JwtTokenProvider : TokenProvider {\r\n    override fun generateToken(userId: String): String = \"jwt_token_for_$userId\"\r\n    override fun validateToken(token: String): Boolean = token.startsWith(\"jwt_token_\")\r\n}\r\n\r\nclass AuthService(\r\n    private val tokenProvider: TokenProvider\r\n) {\r\n    fun authenticate(user: UserSession, requiredRole: UserRole): Boolean {\r\n        if (!tokenProvider.validateToken(user.authToken)) return false\r\n        if (user.isAdmin) return true\r\n        return user.role == requiredRole\r\n    }\r\n}<\/code><\/pre>                <\/div>\r\n                
\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit Kotlin in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n
\n
\n<\/path><\/path><\/svg>
\nVPasCode\u3067Kotlin\u3092\u7de8\u96c6<\/span>
\n<\/a>\n<\/div>\n<\/div>\n
\"\"<\/p>\n
\u00a0<\/p>\n
\u6226\u7565\u7684\u306a\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n
    \n
  • \u5024\u4fdd\u6301\u8005\u306b\u306fData\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3059\u308b\uff1a<\/strong>\u8efd\u91cf\u306a\u30c7\u30fc\u30bf\u30b3\u30f3\u30c6\u30ca\u3092data class<\/code>\u3067\u5b9a\u7fa9\u3057\u3001\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u660e\u793a\u7684\u306a\u30d5\u30a3\u30fc\u30eb\u30c9\u3068\u3057\u3066\u304d\u308c\u3044\u306b\u8868\u793a\u3055\u308c\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/li>\n
  • \u72b6\u614b\u306b\u306fSealed\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u6d3b\u7528\u3059\u308b\uff1a<\/strong>\u3059\u3079\u3066\u306e\u7d50\u679c\u72b6\u614b\u3068\u30c9\u30e1\u30a4\u30f3\u306e\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u3092\u3001sealed interface<\/code>\u3092\u4f7f\u3063\u3066\u3001\u56f3\u306e\u4e2d\u3067\u30b5\u30d6\u30bf\u30a4\u30d7\u3092\u304d\u308c\u3044\u306b\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u307e\u3059\u3002<\/li>\n
  • \u30b7\u30f3\u30b0\u30eb\u30c8\u30f3\u306fobject<\/code>:<\/strong>\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u4f7f\u3063\u3066object<\/code>\u72b6\u614b\u3092\u6301\u305f\u306a\u3044\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u3084\u30b5\u30fc\u30d3\u30b9\u5b9f\u88c5\u306b\u3053\u306e\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3001\u30b7\u30f3\u30b0\u30eb\u30c8\u30f3\u3092\u901a\u5e38\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3\u53ef\u80fd\u306a\u30af\u30e9\u30b9\u304b\u3089\u660e\u78ba\u306b\u533a\u5225\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"
    Android\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u30b5\u30fc\u30d0\u30fc\u30b5\u30a4\u30c9\u306eKtor\u30b5\u30fc\u30d3\u30b9\u3001\u307e\u305f\u306fKotl…<\/p>\n","protected":false},"author":3,"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-2084","ld_docs","type-ld_docs","status-publish","hentry","ld_collection-vpascode-docs"],"yoast_head":"\nKotlin to Diagram Guide | Text to Diagram with VPasCode<\/title>\n<meta name=\"description\" content=\"Transform Kotlin code into clean visual diagrams automatically. VPasCode is a simple text to diagram and diagram-as-code tool for Android and multiplatform devs.\" \/>\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\/kotlin-visualizer-guide\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Kotlin to Diagram Guide | Text to Diagram with VPasCode\" \/>\n<meta property=\"og:description\" content=\"Transform Kotlin code into clean visual diagrams automatically. VPasCode is a simple text to diagram and diagram-as-code tool for Android and multiplatform devs.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/kotlin-visualizer-guide\/\" \/>\n<meta property=\"og:site_name\" content=\"VPasCode\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a6856f55fd10-e1785223652940.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=\"2\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\\\/kotlin-visualizer-guide\\\/\",\"url\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/docs\\\/vpascode-docs\\\/kotlin-visualizer-guide\\\/\",\"name\":\"Kotlin to Diagram Guide | Text to Diagram with VPasCode\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/docs\\\/vpascode-docs\\\/kotlin-visualizer-guide\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/docs\\\/vpascode-docs\\\/kotlin-visualizer-guide\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.vpascode.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/img_6a6856f55fd10-e1785223652940.png\",\"datePublished\":\"2026-07-28T06:23:35+00:00\",\"description\":\"Transform Kotlin code into clean visual diagrams automatically. VPasCode is a simple text to diagram and diagram-as-code tool for Android and multiplatform devs.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/docs\\\/vpascode-docs\\\/kotlin-visualizer-guide\\\/#breadcrumb\"},\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/docs\\\/vpascode-docs\\\/kotlin-visualizer-guide\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/docs\\\/vpascode-docs\\\/kotlin-visualizer-guide\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.vpascode.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/img_6a6856f55fd10-e1785223652940.png\",\"contentUrl\":\"https:\\\/\\\/www.vpascode.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/img_6a6856f55fd10-e1785223652940.png\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/ja\\\/docs\\\/vpascode-docs\\\/kotlin-visualizer-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\":\"Kotlin\"}]},{\"@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":"Kotlin to Diagram Guide | Text to Diagram with VPasCode","description":"Transform Kotlin code into clean visual diagrams automatically. VPasCode is a simple text to diagram and diagram-as-code tool for Android and multiplatform devs.","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\/kotlin-visualizer-guide\/","og_locale":"ja_JP","og_type":"article","og_title":"Kotlin to Diagram Guide | Text to Diagram with VPasCode","og_description":"Transform Kotlin code into clean visual diagrams automatically. VPasCode is a simple text to diagram and diagram-as-code tool for Android and multiplatform devs.","og_url":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/kotlin-visualizer-guide\/","og_site_name":"VPasCode","og_image":[{"url":"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a6856f55fd10-e1785223652940.png","type":"","width":"","height":""}],"twitter_card":"summary_large_image","twitter_misc":{"\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593":"2\u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/kotlin-visualizer-guide\/","url":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/kotlin-visualizer-guide\/","name":"Kotlin to Diagram Guide | Text to Diagram with VPasCode","isPartOf":{"@id":"https:\/\/www.vpascode.com\/ja\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/kotlin-visualizer-guide\/#primaryimage"},"image":{"@id":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/kotlin-visualizer-guide\/#primaryimage"},"thumbnailUrl":"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a6856f55fd10-e1785223652940.png","datePublished":"2026-07-28T06:23:35+00:00","description":"Transform Kotlin code into clean visual diagrams automatically. VPasCode is a simple text to diagram and diagram-as-code tool for Android and multiplatform devs.","breadcrumb":{"@id":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/kotlin-visualizer-guide\/#breadcrumb"},"inLanguage":"ja","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/kotlin-visualizer-guide\/"]}]},{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/kotlin-visualizer-guide\/#primaryimage","url":"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a6856f55fd10-e1785223652940.png","contentUrl":"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a6856f55fd10-e1785223652940.png"},{"@type":"BreadcrumbList","@id":"https:\/\/www.vpascode.com\/ja\/docs\/vpascode-docs\/kotlin-visualizer-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":"Kotlin"}]},{"@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\/2084","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\/3"}],"wp:attachment":[{"href":"https:\/\/www.vpascode.com\/ja\/wp-json\/wp\/v2\/media?parent=2084"}],"wp:term":[{"taxonomy":"ld_collection","embeddable":true,"href":"https:\/\/www.vpascode.com\/ja\/wp-json\/wp\/v2\/ld_collection?post=2084"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}