{"id":10641,"date":"2026-03-05T05:43:17","date_gmt":"2026-03-04T21:43:17","guid":{"rendered":"https:\/\/www.archimetric.com\/ja\/comprehensive-guide-to-class-diagrams-understanding-and-creating-effective-designs\/"},"modified":"2026-03-05T05:43:17","modified_gmt":"2026-03-04T21:43:17","slug":"comprehensive-guide-to-class-diagrams-understanding-and-creating-effective-designs","status":"publish","type":"post","link":"https:\/\/www.archimetric.com\/ja\/comprehensive-guide-to-class-diagrams-understanding-and-creating-effective-designs\/","title":{"rendered":"\u30af\u30e9\u30b9\u56f3\u306e\u5305\u62ec\u7684\u30ac\u30a4\u30c9\uff1a\u52b9\u679c\u7684\u306a\u8a2d\u8a08\u306e\u7406\u89e3\u3068\u4f5c\u6210"},"content":{"rendered":"<h2>\u306f\u3058\u3081\u306b<\/h2>\n<p dir=\"auto\">\u30af\u30e9\u30b9\u56f3\u306f\u7d71\u4e00\u30e2\u30c7\u30ea\u30f3\u30b0\u8a00\u8a9e\uff08UML\uff09\u306e\u57fa\u672c\u7684\u306a\u69cb\u6210\u8981\u7d20\u3067\u3042\u308a\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u9759\u7684\u69cb\u9020\u3092\u8996\u899a\u7684\u306b\u8868\u73fe\u3057\u307e\u3059\u3002\u30af\u30e9\u30b9\u3001\u5c5e\u6027\u3001\u30e1\u30bd\u30c3\u30c9\u3001\u304a\u3088\u3073\u30b7\u30b9\u30c6\u30e0\u5185\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u9593\u306e\u95a2\u4fc2\u3092\u793a\u3057\u307e\u3059\u3002\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u6dfb\u4ed8\u306e\u56f3\u3092\u4f8b\u306b\u3001\u30af\u30e9\u30b9\u56f3\u306e\u4e3b\u8981\u306a\u6982\u5ff5\u3092\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3001\u52b9\u679c\u7684\u306a\u30af\u30e9\u30b9\u56f3\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3001\u30d2\u30f3\u30c8\u3001\u30c6\u30af\u30cb\u30c3\u30af\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<p dir=\"auto\"><img alt=\"Class Diagram, UML Diagrams Example: Classes and Packages Constraints - Visual Paradigm Community Circle\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2025\/02\/Class-Diagram-Classes-and-packages-Constraints.png\"\/><\/p>\n<h2>\u30af\u30e9\u30b9\u56f3\u306e\u4e3b\u8981\u306a\u6982\u5ff5<\/h2>\n<h3>\u30af\u30e9\u30b9<\/h3>\n<p dir=\"auto\">\u30af\u30e9\u30b9\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e\u8a2d\u8a08\u56f3\u3092\u8868\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\uff08\u5c5e\u6027\uff09\u3068\u632f\u308b\u821e\u3044\uff08\u30e1\u30bd\u30c3\u30c9\uff09\u3092\u30ab\u30d7\u30bb\u30eb\u5316\u3057\u307e\u3059\u3002\u56f3\u306b\u304a\u3044\u3066\u3001<code class=\"\">\u30ab\u30fc\u30c9<\/code>, <code class=\"\">\u30de\u30a4\u30eb\u30ab\u30fc\u30c9<\/code>, <code class=\"\">\u4e57\u5ba2<\/code>\u3001\u304a\u3088\u3073<code class=\"\">\u30de\u30a4\u30eb\u30a2\u30ab\u30a6\u30f3\u30c8<\/code>\u306f\u30af\u30e9\u30b9\u306e\u4f8b\u3067\u3059\u3002<\/p>\n<h3>\u5c5e\u6027<\/h3>\n<p dir=\"auto\">\u5c5e\u6027\u306f\u30af\u30e9\u30b9\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u307e\u305f\u306f\u30c7\u30fc\u30bf\u30e1\u30f3\u30d0\u3092\u6307\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001<code class=\"\">\u30de\u30a4\u30eb\u30ab\u30fc\u30c9<\/code>\u30af\u30e9\u30b9\u306b\u306f\u5c5e\u6027<code class=\"\">\u30b9\u30c6\u30fc\u30bf\u30b9<\/code>.<\/p>\n<h3>\u30e1\u30bd\u30c3\u30c9<\/h3>\n<p dir=\"auto\">\u30e1\u30bd\u30c3\u30c9\u306f\u30af\u30e9\u30b9\u306e\u95a2\u6570\u307e\u305f\u306f\u632f\u308b\u821e\u3044\u3092\u6307\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001<code class=\"\">\u4e57\u5ba2<\/code>\u30af\u30e9\u30b9\u306b\u306f\u3001<code class=\"\">createMiles()<\/code>, <code class=\"\">consumeMiles()<\/code>\u3001\u304a\u3088\u3073<code class=\"\">cancelMiles()<\/code>.<\/p>\n<h3>\u95a2\u4fc2<\/h3>\n<p dir=\"auto\">\u30af\u30e9\u30b9\u9593\u306e\u95a2\u4fc2\u306f\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u304c\u3042\u308b\u3002<\/p>\n<ul>\n<li><strong>\u95a2\u9023<\/strong>: \u30af\u30e9\u30b9\u9593\u306e\u4e00\u822c\u7684\u306a\u95a2\u4fc2\u3002<\/li>\n<li><strong>\u96c6\u7d04<\/strong>: 1\u3064\u306e\u30af\u30e9\u30b9\u304c\u5225\u306e\u30af\u30e9\u30b9\u306e\u4e00\u90e8\u3067\u3042\u308b\u300c\u90e8\u5206-\u5168\u4f53\u300d\u95a2\u4fc2\u3002<\/li>\n<li><strong>\u5408\u6210<\/strong>: \u90e8\u5206\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u304c\u5168\u4f53\u306b\u3088\u3063\u3066\u7ba1\u7406\u3055\u308c\u308b\u5f37\u3044\u300c\u90e8\u5206-\u5168\u4f53\u300d\u95a2\u4fc2\u3002<\/li>\n<li><strong>\u7d99\u627f<\/strong>: 1\u3064\u306e\u30af\u30e9\u30b9\u304c\u5225\u306e\u30af\u30e9\u30b9\u306e\u5c5e\u6027\u3084\u30e1\u30bd\u30c3\u30c9\u3092\u7d99\u627f\u3059\u308b\u300c\u306f-\u3067\u3042\u308b\u300d\u95a2\u4fc2\u3002<\/li>\n<li><strong>\u4f9d\u5b58\u95a2\u4fc2<\/strong>: 1\u3064\u306e\u30af\u30e9\u30b9\u304c\u5225\u306e\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3059\u308b\u95a2\u4fc2\u3002<\/li>\n<\/ul>\n<h3>\u591a\u91cd\u5ea6<\/h3>\n<p dir=\"auto\">\u591a\u91cd\u5ea6\u306f\u30011\u3064\u306e\u30af\u30e9\u30b9\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u3001\u5225\u306e\u30af\u30e9\u30b9\u306e1\u3064\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3068\u95a2\u9023\u4ed8\u3051\u3089\u308c\u308b\u6570\u3092\u5b9a\u7fa9\u3059\u308b\u3002\u305f\u3068\u3048\u3070\u3001<code class=\"\">\u30de\u30a4\u30eb\u30ab\u30fc\u30c9<\/code> \u3068 <code class=\"\">\u30ab\u30fc\u30c9<\/code> \u306e\u591a\u91cd\u5ea6\u306f\u300c0..1 \u304b\u3089 1\u300d\u3067\u3042\u308a\u3001<code class=\"\">\u30de\u30a4\u30eb\u30ab\u30fc\u30c9<\/code> \u306f\u30010\u500b\u307e\u305f\u306f1\u500b\u306e <code class=\"\">\u30ab\u30fc\u30c9<\/code>.<\/p>\n<h3>\u5236\u7d04<\/h3>\n<p dir=\"auto\">\u5236\u7d04\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u6e80\u305f\u3055\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u30eb\u30fc\u30eb\u3084\u6761\u4ef6\u3067\u3042\u308b\u3002\u30e6\u30fc\u30b6\u30fc\u5b9a\u7fa9\u306e\u3082\u306e\u3084UML\u306b\u3088\u3063\u3066\u4e8b\u524d\u306b\u5b9a\u7fa9\u3055\u308c\u305f\u3082\u306e\u304c\u3042\u308b\u3002\u56f3\u3067\u306f\u3001<code class=\"\">{mc.number = ma.number}<\/code> \u306f\u30e6\u30fc\u30b6\u30fc\u5b9a\u7fa9\u306e\u5236\u7d04\u3067\u3042\u308a\u3001<code class=\"\">{owner \u306f\u500b\u4eba\u307e\u305f\u306f\u4f1a\u793e\u3067\u3042\u308b}<\/code> \u306fUML\u3067\u4e8b\u524d\u306b\u5b9a\u7fa9\u3055\u308c\u305f\u5236\u7d04\u3067\u3042\u308b\u3002<\/p>\n<h2>\u6dfb\u4ed8\u56f3\u306e\u7406\u89e3<\/h2>\n<h3>\u62bd\u8c61\u30af\u30e9\u30b9<\/h3>\n<p dir=\"auto\">The <code class=\"\">Card<\/code>\u30af\u30e9\u30b9\u306f\u30a4\u30bf\u30ea\u30c3\u30af\u8868\u8a18\u3067\u793a\u3055\u308c\u308b\u62bd\u8c61\u30af\u30e9\u30b9\u3067\u3059\u3002\u76f4\u63a5\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u305a\u3001\u4ed6\u306e\u30af\u30e9\u30b9\u306e\u57fa\u5e95\u30af\u30e9\u30b9\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002<\/p>\n<h3>\u7d99\u627f<\/h3>\n<p dir=\"auto\">The <code class=\"\">MilesCard<\/code>\u30af\u30e9\u30b9\u306f\u3001<code class=\"\">Card<\/code>\u30af\u30e9\u30b9\u304b\u3089\u7d99\u627f\u3057\u3066\u304a\u308a\u3001\u5b9f\u7dda\u3068\u7a7a\u5fc3\u306e\u77e2\u5370\u3067\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001<code class=\"\">MilesCard<\/code>\u306f\u3001<code class=\"\">Card<\/code>.<\/p>\n<h3>\u591a\u91cd\u5ea6<\/h3>\n<p dir=\"auto\">\u3068<code class=\"\">MilesCard<\/code>\u306e\u591a\u91cd\u5ea6\u306f\u300c0..1 \u304b\u3089 1\u300d\u3067\u3042\u308a\u3001<code class=\"\">Card<\/code>\u306f\u3001<code class=\"\">MilesCard<\/code>\u306f0\u500b\u307e\u305f\u306f1\u500b\u306e<code class=\"\">Card<\/code>\u3092\u6301\u3064\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001<code class=\"\">Card<\/code>\u306f\u3001<code class=\"\">MilesCard<\/code>.<\/p>\n<h3>\u5408\u6210<\/h3>\n<p dir=\"auto\">The <code class=\"\">Passenger<\/code> \u30af\u30e9\u30b9\u306f\u3001\u5b9f\u5fc3\u306e\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u3067\u793a\u3055\u308c\u308b\u3088\u3046\u306b\u3001\u30af\u30e9\u30b9\u3068\u7d44\u6210\u95a2\u4fc2\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001<code class=\"\">MilesAccount<\/code> \u30af\u30e9\u30b9\u306f\u3001\u5b9f\u5fc3\u306e\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u3067\u793a\u3055\u308c\u3001\u3053\u308c\u306f<code class=\"\">\u4e57\u5ba2<\/code> \u304c\u6240\u6709\u3057\u3066\u304a\u308a\u3001<code class=\"\">MilesAccount<\/code> \u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u306f<code class=\"\">MilesAccount<\/code> \u306b\u3088\u3063\u3066\u7ba1\u7406\u3055\u308c\u3066\u3044\u307e\u3059\u3002<code class=\"\">\u4e57\u5ba2<\/code>.<\/p>\n<h3>XOR\u5236\u7d04<\/h3>\n<p dir=\"auto\"> \u3068 <code class=\"\">\u500b\u4eba<\/code> \u306e\u9593\u306eXOR\u5236\u7d04\u306f\u3001<code class=\"\">\u4f1a\u793e<\/code> \u304c\u6240\u6709\u3067\u304d\u308b\u306e\u306f\u3001<code class=\"\">MilesAccount<\/code> \u500b\u4eba\u307e\u305f\u306f\u4f1a\u793e\u306e\u3044\u305a\u308c\u304b\u4e00\u65b9\u3067\u3042\u308a\u3001\u4e21\u65b9\u3067\u306f\u3042\u308a\u5f97\u306a\u3044\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<code class=\"\">\u500b\u4eba<\/code> \u307e\u305f\u306f<code class=\"\">\u4f1a\u793e<\/code> \u4e21\u65b9\u306e\u3069\u3061\u3089\u304b\u4e00\u65b9\u306e\u307f\u3067\u3059\u3002<\/p>\n<h2>\u52b9\u679c\u7684\u306a\u30af\u30e9\u30b9\u56f3\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/h2>\n<h3>1. \u4e3b\u8981\u306a\u30af\u30e9\u30b9\u3092\u7279\u5b9a\u3059\u308b<\/h3>\n<p dir=\"auto\">\u307e\u305a\u3001\u30b7\u30b9\u30c6\u30e0\u5185\u306e\u4e3b\u8981\u306a\u30af\u30e9\u30b9\u3092\u7279\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u3089\u306f\u3001\u30c9\u30e1\u30a4\u30f3\u306e\u4e3b\u8981\u306a\u6982\u5ff5\u3092\u8868\u3059\u30b3\u30a2\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3067\u3059\u3002<\/p>\n<h3>2. \u5c5e\u6027\u3068\u30e1\u30bd\u30c3\u30c9\u3092\u5b9a\u7fa9\u3059\u308b<\/h3>\n<p dir=\"auto\">\u5404\u30af\u30e9\u30b9\u306b\u3064\u3044\u3066\u3001\u5c5e\u6027\u3068\u30e1\u30bd\u30c3\u30c9\u3092\u5b9a\u7fa9\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5c5e\u6027\u306f\u30c7\u30fc\u30bf\u3092\u8868\u3057\u3001\u30e1\u30bd\u30c3\u30c9\u306f\u30af\u30e9\u30b9\u306e\u632f\u308b\u821e\u3044\u3092\u8868\u3057\u307e\u3059\u3002<\/p>\n<h3>3. \u95a2\u4fc2\u3092\u78ba\u7acb\u3059\u308b<\/h3>\n<p dir=\"auto\">\u30af\u30e9\u30b9\u9593\u306e\u95a2\u4fc2\u3092\u6c7a\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u95a2\u9023\u3001\u96c6\u7d04\u3001\u7d44\u6210\u3001\u7d99\u627f\u3001\u4f9d\u5b58\u95a2\u4fc2\u306b\u306f\u3001\u9069\u5207\u306aUML\u8a18\u6cd5\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>4. \u591a\u91cd\u6027\u3092\u6307\u5b9a\u3059\u308b<\/h3>\n<p dir=\"auto\">\u95a2\u4fc2\u3054\u3068\u306b\u591a\u91cd\u6027\u3092\u6307\u5b9a\u3057\u3001\u3042\u308b\u30af\u30e9\u30b9\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u5225\u306e\u30af\u30e9\u30b9\u306e1\u3064\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3068\u95a2\u9023\u4ed8\u3051\u3089\u308c\u308b\u6570\u3092\u793a\u3059\u3002<\/p>\n<h3>5. \u5236\u7d04\u3092\u8ffd\u52a0\u3059\u308b<\/h3>\n<p dir=\"auto\">\u30af\u30e9\u30b9\u307e\u305f\u306f\u305d\u306e\u95a2\u4fc2\u306b\u9069\u7528\u3055\u308c\u308b\u5236\u7d04\u3092\u3059\u3079\u3066\u542b\u3081\u308b\u3002\u5236\u7d04\u306f\u30e6\u30fc\u30b6\u30fc\u5b9a\u7fa9\u307e\u305f\u306fUML\u306b\u3088\u3063\u3066\u4e8b\u524d\u306b\u5b9a\u7fa9\u3055\u308c\u305f\u3082\u306e\u3067\u3042\u308b\u3002<\/p>\n<h3>6. \u8aac\u660e\u306e\u305f\u3081\u306b\u30ce\u30fc\u30c8\u3092\u4f7f\u7528\u3059\u308b<\/h3>\n<p dir=\"auto\">\u30af\u30e9\u30b9\u3001\u5c5e\u6027\u3001\u30e1\u30bd\u30c3\u30c9\u3001\u307e\u305f\u306f\u95a2\u4fc2\u306b\u95a2\u3059\u308b\u8ffd\u52a0\u60c5\u5831\u3084\u8aac\u660e\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u306b\u30ce\u30fc\u30c8\u3092\u4f7f\u7528\u3059\u308b\u3002<\/p>\n<h2>\u30d2\u30f3\u30c8\u3068\u30c6\u30af\u30cb\u30c3\u30af<\/h2>\n<h3>1. \u7c21\u5358\u306b\u4fdd\u3064<\/h3>\n<p dir=\"auto\">\u30b7\u30f3\u30d7\u30eb\u306a\u56f3\u304b\u3089\u59cb\u3081\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u6bb5\u968e\u7684\u306b\u8a73\u7d30\u3092\u8ffd\u52a0\u3059\u308b\u3002\u3042\u307e\u308a\u591a\u304f\u306e\u30af\u30e9\u30b9\u3084\u95a2\u4fc2\u3092\u542b\u3081\u3059\u304e\u305a\u3001\u56f3\u3092\u8907\u96d1\u306b\u3057\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u3002<\/p>\n<h3>2. \u4e00\u8cab\u3057\u305f\u540d\u524d\u3092\u4f7f\u7528\u3059\u308b<\/h3>\n<p dir=\"auto\">\u30af\u30e9\u30b9\u3001\u5c5e\u6027\u3001\u30e1\u30bd\u30c3\u30c9\u306b\u4e00\u8cab\u6027\u304c\u3042\u308a\u610f\u5473\u306e\u3042\u308b\u540d\u524d\u3092\u4f7f\u7528\u3059\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u56f3\u306e\u7406\u89e3\u3068\u4fdd\u5b88\u304c\u5bb9\u6613\u306b\u306a\u308b\u3002<\/p>\n<h3>3. \u95a2\u9023\u3059\u308b\u30af\u30e9\u30b9\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u3059\u308b<\/h3>\n<p dir=\"auto\">\u95a2\u9023\u3059\u308b\u30af\u30e9\u30b9\u3092\u307e\u3068\u3081\u3066\u56f3\u306e\u53ef\u8aad\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3002\u30d1\u30c3\u30b1\u30fc\u30b8\u3084\u540d\u524d\u7a7a\u9593\u3092\u4f7f\u7528\u3057\u3066\u30af\u30e9\u30b9\u3092\u6574\u7406\u3059\u308b\u3002<\/p>\n<h3>4. \u56f3\u306e\u691c\u8a3c<\/h3>\n<p dir=\"auto\">\u30b7\u30b9\u30c6\u30e0\u8981\u4ef6\u306b\u57fa\u3065\u3044\u3066\u56f3\u3092\u691c\u8a3c\u3057\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u69cb\u9020\u3068\u52d5\u4f5c\u3092\u6b63\u78ba\u306b\u8868\u73fe\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/p>\n<h3>5. \u53cd\u5fa9\u3068\u6539\u5584<\/h3>\n<p dir=\"auto\">\u30af\u30e9\u30b9\u56f3\u306f\u53cd\u5fa9\u7684\u3067\u3042\u308b\u3002\u30b7\u30b9\u30c6\u30e0\u3084\u554f\u984c\u306b\u3064\u3044\u3066\u3088\u308a\u591a\u304f\u5b66\u3076\u306b\u3064\u308c\u3066\u3001\u3056\u3063\u304f\u308a\u3068\u3057\u305f\u30b9\u30b1\u30c3\u30c1\u304b\u3089\u6bb5\u968e\u7684\u306b\u6539\u5584\u3057\u3066\u3044\u304f\u3002<\/p>\n<h3>6. \u4ed6\u4eba\u3068\u5354\u529b\u3059\u308b<\/h3>\n<p dir=\"auto\">\u540c\u50da\u3084\u30e1\u30f3\u30bf\u30fc\u3068\u56f3\u306b\u3064\u3044\u3066\u8a71\u3057\u5408\u3044\u3001\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u3092\u5f97\u3066\u30b9\u30ad\u30eb\u3092\u5411\u4e0a\u3055\u305b\u308b\u3002\u5354\u529b\u306f\u65b0\u305f\u306a\u8996\u70b9\u3084\u6d1e\u5bdf\u3092\u63d0\u4f9b\u3059\u308b\u3002<\/p>\n<h2>\u7d50\u8ad6<\/h2>\n<p dir=\"auto\">\u30af\u30e9\u30b9\u56f3\u306f\u30b7\u30b9\u30c6\u30e0\u306e\u9759\u7684\u69cb\u9020\u3092\u53ef\u8996\u5316\u3057\u8a2d\u8a08\u3059\u308b\u4e0a\u3067\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u3002\u30af\u30e9\u30b9\u3001\u5c5e\u6027\u3001\u30e1\u30bd\u30c3\u30c9\u3001\u95a2\u4fc2\u3001\u591a\u91cd\u6027\u3001\u5236\u7d04\u3068\u3044\u3063\u305f\u4e3b\u8981\u306a\u6982\u5ff5\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u6b63\u78ba\u306b\u8868\u73fe\u3067\u304d\u308b\u52b9\u679c\u7684\u306a\u30af\u30e9\u30b9\u56f3\u3092\u4f5c\u6210\u3067\u304d\u308b\u3002\u672c\u30ac\u30a4\u30c9\u3067\u63d0\u793a\u3055\u308c\u305f\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3001\u30d2\u30f3\u30c8\u3001\u30c6\u30af\u30cb\u30c3\u30af\u306b\u5f93\u3046\u3053\u3068\u3067\u3001\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u9593\u306e\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u3084\u5354\u529b\u3092\u4fc3\u9032\u3059\u308b\u660e\u78ba\u3067\u7c21\u6f54\u304b\u3064\u610f\u5473\u306e\u3042\u308b\u30af\u30e9\u30b9\u56f3\u3092\u4f5c\u6210\u3067\u304d\u308b\u3002<\/p>\n<h2>\u4f8b\uff1a\u30de\u30a4\u30eb\u30ab\u30fc\u30c9\u30b7\u30b9\u30c6\u30e0<\/h2>\n<p dir=\"auto\">\u8aac\u660e\u3057\u305f\u6982\u5ff5\u3092\u5f37\u5316\u3059\u308b\u305f\u3081\u306b\u3001\u6dfb\u4ed8\u306e\u56f3\u3092\u518d\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\uff1a<\/p>\n<p dir=\"auto\"><img decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2025\/02\/Class-Diagram-Classes-and-packages-Constraints.png\"\/><\/p>\n<ol>\n<li><strong>\u62bd\u8c61\u30af\u30e9\u30b9<\/strong>\uff1a<code class=\"\">\u30ab\u30fc\u30c9<\/code>\u30af\u30e9\u30b9\u306f\u62bd\u8c61\u30af\u30e9\u30b9\u3067\u3042\u308a\u3001<code class=\"\">\u30de\u30a4\u30eb\u30ab\u30fc\u30c9<\/code>\u30af\u30e9\u30b9\u306e\u57fa\u76e4\u3068\u306a\u308b\u3002<\/li>\n<li><strong>\u7d99\u627f<\/strong>: <code class=\"\">MilesCard<\/code>\u30af\u30e9\u30b9\u306f\u3001\u306e\u30af\u30e9\u30b9\u304b\u3089\u7d99\u627f\u3059\u308b<code class=\"\">Card<\/code>\u30af\u30e9\u30b9\u3002<\/li>\n<li><strong>\u591a\u91cd\u5ea6<\/strong>: \u306e\u9593\u306e\u591a\u91cd\u5ea6\u306f<code class=\"\">MilesCard<\/code>\u3068<code class=\"\">Card<\/code>\u306f\u300c0..1 \u304b\u3089 1\u300d\u3067\u3042\u308b\u3002<\/li>\n<li><strong>\u69cb\u6210<\/strong>: <code class=\"\">\u4e57\u5ba2<\/code>\u30af\u30e9\u30b9\u306f\u3001\u306e\u69cb\u6210\u95a2\u4fc2\u3092\u6301\u3064<code class=\"\">MilesAccount<\/code>\u30af\u30e9\u30b9\u3002<\/li>\n<li><strong>XOR\u5236\u7d04<\/strong>: <code class=\"\">MilesAccount<\/code>\u306f\u3001\u307e\u305f\u306f\u306e\u3069\u3061\u3089\u304b\u4e00\u65b9\u306b\u3088\u3063\u3066\u6240\u6709\u3055\u308c\u308b\u3053\u3068\u304c\u3067\u304d\u308b<code class=\"\">Person<\/code>\u307e\u305f\u306f<code class=\"\">Company<\/code>\u3060\u304c\u3001\u4e21\u65b9\u3067\u306f\u306a\u3044\u3002<\/li>\n<\/ol>\n<p dir=\"auto\">\u3053\u306e\u5305\u62ec\u7684\u306a\u30ac\u30a4\u30c9\u306b\u5f93\u3046\u3053\u3068\u3067\u3001\u30af\u30e9\u30b9\u56f3\u3092\u52b9\u679c\u7684\u306b\u4f5c\u6210\u3057\u3001\u7406\u89e3\u3067\u304d\u3001\u5805\u7262\u3067\u826f\u597d\u306b\u8a2d\u8a08\u3055\u308c\u305f\u30b7\u30b9\u30c6\u30e0\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u78ba\u4fdd\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>\u53c2\u8003\u6587\u732e<\/h2>\n<ol>\n<li>\n<p dir=\"auto\"><strong>UML\u30af\u30e9\u30b9\u56f3\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb<\/strong><\/p>\n<ul>\n<li>\u3053\u306e\u5305\u62ec\u7684\u306a\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3067\u306f\u3001\u30af\u30e9\u30b9\u56f3\u3068\u306f\u4f55\u304b\u3001\u305d\u3057\u3066Visual Paradigm\u3092\u4f7f\u3063\u3066\u3069\u306e\u3088\u3046\u306b\u63cf\u304f\u304b\u3092\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002\u30af\u30e9\u30b9\u56f3\u306e\u57fa\u790e\u3092\u30ab\u30d0\u30fc\u3057\u3001\u72ec\u81ea\u306e\u56f3\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u306e\u8aac\u660e\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/uml-class-diagram-tutorial\/\">UML\u30af\u30e9\u30b9\u56f3\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb<\/a><\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"auto\"><strong>\u7121\u6599\u306e\u30af\u30e9\u30b9\u56f3\u30c4\u30fc\u30eb \u2013 Visual Paradigm<\/strong><\/p>\n<ul>\n<li>Visual Paradigm Online\u306f\u3001\u30af\u30e9\u30b9\u56f3\u3084\u305d\u306e\u4ed6\u306eUML\u56f3\u306e\u4f5c\u6210\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u7121\u6599\u7248\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30c4\u30fc\u30eb\u306f\u3001\u30b7\u30f3\u30d7\u30eb\u3067\u3042\u308a\u306a\u304c\u3089\u5f37\u529b\u306a\u30a8\u30c7\u30a3\u30bf\u3092\u5099\u3048\u3066\u304a\u308a\u3001\u30af\u30e9\u30b9\u56f3\u3092\u8fc5\u901f\u304b\u3064\u7c21\u5358\u306b\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/solutions\/free-class-diagram-tool\/\">\u7121\u6599\u306e\u30af\u30e9\u30b9\u56f3\u30c4\u30fc\u30eb \u2013 Visual Paradigm<\/a><\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"auto\"><strong>\u30af\u30e9\u30b9\u56f3\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/strong><\/p>\n<ul>\n<li>\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u30af\u30e9\u30b9\u56f3\u306e\u6982\u8981\u3092\u7d39\u4ecb\u3057\u3001\u305d\u306e\u76ee\u7684\u3068\u69cb\u6210\u8981\u7d20\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u30af\u30e9\u30b9\u56f3\u304c\u30af\u30e9\u30b9\u3001\u5c5e\u6027\u3001\u30e1\u30bd\u30c3\u30c9\u3001\u95a2\u4fc2\u6027\u3092\u793a\u3059\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u69cb\u9020\u3092\u3069\u306e\u3088\u3046\u306b\u8868\u73fe\u3059\u308b\u304b\u306b\u3064\u3044\u3066\u3082\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-class-diagram\/\">\u30af\u30e9\u30b9\u56f3\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/a><\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"auto\"><strong>\u30af\u30e9\u30b9\u56f3\u306e\u63cf\u304d\u65b9<\/strong><\/p>\n<ul>\n<li>\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u30ac\u30a4\u30c9\u3067\u306f\u3001Visual Paradigm\u3092\u4f7f\u3063\u3066UML\u30af\u30e9\u30b9\u56f3\u3092\u4f5c\u6210\u3059\u308b\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002\u56f3\u306e\u30c4\u30fc\u30eb\u30d0\u30fc\u3068\u30ea\u30bd\u30fc\u30b9\u30ab\u30bf\u30ed\u30b0\u3092\u4f7f\u3063\u3066\u30af\u30e9\u30b9\u3084\u95a2\u4fc2\u6027\u3092\u4f5c\u6210\u3059\u308b\u624b\u9806\u3082\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/support\/documents\/vpuserguide\/94\/2576\/7190_drawingclass.html\">\u30af\u30e9\u30b9\u56f3\u306e\u63cf\u304d\u65b9<\/a><\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"auto\"><strong>\u30aa\u30f3\u30e9\u30a4\u30f3\u30af\u30e9\u30b9\u56f3\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2 \u2013 Visual Paradigm<\/strong><\/p>\n<ul>\n<li>Visual Paradigm\u306e\u30aa\u30f3\u30e9\u30a4\u30f3\u30af\u30e9\u30b9\u56f3\u30c4\u30fc\u30eb\u306f\u3001\u9ad8\u901f\u3067\u4f7f\u3044\u3084\u3059\u304f\u3001\u76f4\u611f\u7684\u306a\u64cd\u4f5c\u3092\u53ef\u80fd\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30c9\u30e9\u30c3\u30b0\u30a2\u30f3\u30c9\u30c9\u30ed\u30c3\u30d7\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3068\u5171\u540c\u4f5c\u696d\u6a5f\u80fd\u3092\u6d3b\u7528\u3057\u3066\u3001\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u306a\u30af\u30e9\u30b9\u56f3\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/features\/class-diagram-software\/\">\u30aa\u30f3\u30e9\u30a4\u30f3\u30af\u30e9\u30b9\u56f3\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2 \u2013 Visual Paradigm<\/a><\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"auto\"><strong>\u30af\u30e9\u30b9\u56f3\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8<\/strong><\/p>\n<ul>\n<li>\u3053\u306e\u30ea\u30bd\u30fc\u30b9\u3067\u306f\u3001\u30c7\u30b6\u30a4\u30f3\u306e\u30b9\u30bf\u30fc\u30c8\u306b\u5f79\u7acb\u3064\u3055\u307e\u3056\u307e\u306a\u30af\u30e9\u30b9\u56f3\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u7279\u5b9a\u306e\u30cb\u30fc\u30ba\u306b\u5408\u308f\u305b\u3066\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3067\u304d\u308b\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u306a\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3082\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/templates\/class-diagram\/\">\u30af\u30e9\u30b9\u56f3\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8<\/a><\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"auto\"><strong>Visual Paradigm\u306b\u3088\u308b\u30af\u30e9\u30b9\u56f3\u306e\u63cf\u753b \u2013 Stack 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