{"id":1504,"date":"2026-02-24T05:20:41","date_gmt":"2026-02-24T05:20:41","guid":{"rendered":"https:\/\/www.go-diagram.com\/ja\/comprehensive-guide-to-use-case-modeling-in-visual-paradigm-for-uml-2\/"},"modified":"2026-02-24T05:20:41","modified_gmt":"2026-02-24T05:20:41","slug":"comprehensive-guide-to-use-case-modeling-in-visual-paradigm-for-uml-2","status":"publish","type":"post","link":"https:\/\/www.go-diagram.com\/ja\/comprehensive-guide-to-use-case-modeling-in-visual-paradigm-for-uml-2\/","title":{"rendered":"UML\u7528\u306eVisual Paradigm\u306b\u304a\u3051\u308b\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u30e2\u30c7\u30ea\u30f3\u30b0\u306e\u5305\u62ec\u7684\u30ac\u30a4\u30c9"},"content":{"rendered":"<p dir=\"auto\">\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u30e2\u30c7\u30ea\u30f3\u30b0\u306f\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a\u306b\u304a\u3051\u308b\u91cd\u8981\u306a\u5074\u9762\u3067\u3042\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u3068\u30b7\u30b9\u30c6\u30e0\u9593\u306e\u8981\u4ef6\u304a\u3088\u3073\u76f8\u4e92\u4f5c\u7528\u3092\u7406\u89e3\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<a href=\"https:\/\/www.visual-paradigm.com\/solution\/usecase\/use-case-tool\/\">UML\u7528\u306eVisual Paradigm<\/a>\u306f\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u306e\u4f5c\u6210\u304a\u3088\u3073\u7ba1\u7406\u306b\u9069\u3057\u305f\u5f37\u529b\u306a\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u56f3\u793a\u3055\u308c\u305f\u753b\u50cf\u306b\u793a\u3059\u3088\u3046\u306b\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u30e2\u30c7\u30ea\u30f3\u30b0\u30d7\u30ed\u30bb\u30b9\u306b\u95a2\u9023\u3059\u308b\u4e3b\u8981\u306a\u6982\u5ff5\u3068\u624b\u9806\u3092\u9806\u3092\u8ffd\u3063\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<p dir=\"auto\"><img alt=\"Online Use Case Diagram Tool\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/images\/features\/use-case-diagram-software\/use-case-diagram-software.png\"\/><\/p>\n<h2>1. \u521d\u671f\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<\/h2>\n<h3>1.1 \u30a8\u30a4\u30af\u30c8\u3092\u7279\u5b9a\u3059\u308b<\/h3>\n<ul>\n<li><strong>\u30a8\u30a4\u30af\u30c8<\/strong>\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u3068\u76f8\u4e92\u4f5c\u7528\u3059\u308b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3067\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u3001\u4ed6\u306e\u30b7\u30b9\u30c6\u30e0\u3001\u307e\u305f\u306f\u5916\u90e8\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<li>\u30b7\u30b9\u30c6\u30e0\u306b\u95a2\u4e0e\u3059\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u3059\u3079\u3066\u306e\u30a8\u30a4\u30af\u30c8\u3092\u7279\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<h3>1.2 \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u5b9a\u7fa9\u3059\u308b<\/h3>\n<ul>\n<li><strong>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<\/strong>\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u30a8\u30a4\u30af\u30c8\u306b\u63d0\u4f9b\u3059\u308b\u6a5f\u80fd\u307e\u305f\u306f\u30b5\u30fc\u30d3\u30b9\u3092\u8868\u3057\u307e\u3059\u3002<\/li>\n<li>\u5404\u30a8\u30a4\u30af\u30c8\u306b\u3064\u3044\u3066\u3001\u305d\u308c\u3089\u304c\u95a2\u4e0e\u3059\u308b\u4e3b\u8981\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u5b9a\u7fa9\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<h3>1.3 \u521d\u671f\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u3092\u4f5c\u6210\u3059\u308b<\/h3>\n<ul>\n<li>Visual Paradigm\u3092\u4f7f\u7528\u3057\u3066\u3001\u521d\u671f\u306e\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/li>\n<li>\u30a8\u30a4\u30af\u30c8\u304a\u3088\u3073\u305d\u308c\u3089\u306b\u95a2\u9023\u3059\u308b\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u542b\u3081\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li>\u30a8\u30a4\u30af\u30c8\u304a\u3088\u3073\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u8868\u3059\u305f\u3081\u306b\u3001\u30b7\u30f3\u30d7\u30eb\u306a\u5f62\u72b6\u3068\u63a5\u7d9a\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<h2>2. \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u304a\u3088\u3073\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u306e\u8a73\u7d30\u5316<\/h2>\n<p id=\"WzgkdFF\"><img fetchpriority=\"high\" alt=\"Elaborate Use Case and Activity Diagram\" class=\"alignnone wp-image-1207 size-full\" decoding=\"async\" fetchpriority=\"high\" height=\"368\" sizes=\"(max-width: 545px) 100vw, 545px\" src=\"https:\/\/www.go-diagram.com\/wp-content\/uploads\/2025\/03\/img_67d3a4abc6d75.png\" srcset=\"https:\/\/www.go-diagram.com\/wp-content\/uploads\/2025\/03\/img_67d3a4abc6d75.png 545w, https:\/\/www.go-diagram.com\/wp-content\/uploads\/2025\/03\/img_67d3a4abc6d75-300x203.png 300w\" width=\"545\"\/><\/p>\n<h3>2.1 \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u8a73\u7d30\u5316<\/h3>\n<ul>\n<li>\u5404\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306b\u3064\u3044\u3066\u3001\u8a73\u7d30\u306a\u8aac\u660e\u3092\u63d0\u4f9b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li>\u4e8b\u524d\u6761\u4ef6\u3001\u4e8b\u5f8c\u6761\u4ef6\u3001\u304a\u3088\u3073\u30a4\u30d9\u30f3\u30c8\u306e\u4e3b\u306a\u6d41\u308c\u3092\u542b\u3081\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li>\u4ee3\u66ff\u30d5\u30ed\u30fc\u307e\u305f\u306f\u4f8b\u5916\u3092\u7279\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<h3>2.2 \u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u3092\u4f5c\u6210\u3059\u308b<\/h3>\n<ul>\n<li><strong>\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3<\/strong>\u306f\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n<li>\u8907\u96d1\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u305f\u3081\u306e\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001Visual Paradigm\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li>\u30a2\u30af\u30b7\u30e7\u30f3\u3001\u5224\u65ad\u3001\u304a\u3088\u3073\u7570\u306a\u308b\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u9593\u306e\u30d5\u30ed\u30fc\u3092\u542b\u3081\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<h3>2.3 \u30b7\u30fc\u30b1\u30f3\u30b9\u56f3\u3092\u4f7f\u7528\u3057\u3066\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u8a73\u7d30\u5316\u3059\u308b<\/h3>\n<ul>\n<li><strong>\u30b7\u30fc\u30b1\u30f3\u30b9\u56f3<\/strong>\u306f\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u7279\u5b9a\u306e\u30b7\u30ca\u30ea\u30aa\u306b\u304a\u3051\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u9593\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n<li>\u500b\u3005\u306e\u30b7\u30ca\u30ea\u30aa\u306b\u3064\u3044\u3066\u30b7\u30fc\u30b1\u30f3\u30b9\u56f3\u3092\u4f5c\u6210\u3057\u3001\u6642\u9593\u306e\u7d4c\u904e\u306b\u4f34\u3046\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u9593\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u8a73\u7d30\u306b\u8a18\u8ff0\u3059\u308b\u3002<\/li>\n<li>\u3053\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u30b7\u30ca\u30ea\u30aa\u306e\u6642\u9593\u7684\u5074\u9762\u3092\u7406\u89e3\u3059\u308b\u306e\u306b\u5f79\u7acb\u3064\u3002<\/li>\n<\/ul>\n<h3>2.4 \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u8a18\u8ff0\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8<\/h3>\n<ul>\n<li>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u8a18\u8ff0\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u6587\u66f8\u5316\u3092\u6a19\u6e96\u5316\u3059\u308b\u3002<\/li>\n<li>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u540d\u3001\u30a2\u30af\u30bf\u30fc\u3001\u4e8b\u524d\u6761\u4ef6\u3001\u4e8b\u5f8c\u6761\u4ef6\u3001\u4e3b\u306a\u6d41\u308c\u3001\u4ee3\u66ff\u6d41\u308c\u3001\u4f8b\u5916\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3092\u542b\u3081\u308b\u3002<\/li>\n<li>\u3059\u3079\u3066\u306e\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u304c\u4e00\u8cab\u3057\u3066\u6587\u66f8\u5316\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/li>\n<\/ul>\n<h2>3. \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u8a73\u7d30\u5316<\/h2>\n<h3>3.1 \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u8a18\u8ff0\u306e\u7cbe\u7dfb\u5316<\/h3>\n<ul>\n<li>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u8a18\u8ff0\u306b\u3055\u3089\u306b\u8a73\u7d30\u3092\u8ffd\u52a0\u3059\u308b\u3002<\/li>\n<li>\u975e\u6a5f\u80fd\u8981\u4ef6\u3001\u5236\u7d04\u3001\u4eee\u5b9a\u306a\u3069\u306e\u8ffd\u52a0\u60c5\u5831\u3092\u542b\u3081\u308b\u3002<\/li>\n<\/ul>\n<h3>3.2 \u30b7\u30ca\u30ea\u30aa\u306e\u5b9a\u7fa9<\/h3>\n<ul>\n<li><strong>\u30b7\u30ca\u30ea\u30aa<\/strong>\u306f\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u5177\u4f53\u7684\u306a\u5b9f\u4f8b\u3067\u3042\u308b\u3002<\/li>\n<li>\u7570\u306a\u308b\u72b6\u6cc1\u306b\u304a\u3051\u308b\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u52d5\u4f5c\u3092\u8aac\u660e\u3059\u308b\u305f\u3081\u306b\u3001\u30b7\u30ca\u30ea\u30aa\u3092\u4f5c\u6210\u3059\u308b\u3002<\/li>\n<li>\u901a\u5e38\u306e\u30b7\u30ca\u30ea\u30aa\u3068\u4f8b\u5916\u7684\u306a\u30b7\u30ca\u30ea\u30aa\u306e\u4e21\u65b9\u3092\u542b\u3081\u308b\u3002<\/li>\n<\/ul>\n<h2>4. \u6587\u66f8\u306e\u751f\u6210<\/h2>\n<h3>4.1 \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u6587\u66f8\u306e\u4f5c\u6210<\/h3>\n<ul>\n<li>Visual Paradigm\u3092\u4f7f\u7528\u3057\u3066\u5305\u62ec\u7684\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u6587\u66f8\u3092\u751f\u6210\u3059\u308b\u3002<\/li>\n<li>\u3059\u3079\u3066\u306e\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u8a18\u8ff0\u3001\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u3001\u30b7\u30fc\u30b1\u30f3\u30b9\u56f3\u3001\u304a\u3088\u3073\u30b7\u30ca\u30ea\u30aa\u3092\u542b\u3081\u308b\u3002<\/li>\n<li>\u6587\u66f8\u304c\u9069\u5207\u306b\u6574\u7406\u3055\u308c\u3066\u304a\u308a\u3001\u7406\u89e3\u3057\u3084\u3059\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/li>\n<\/ul>\n<h3>4.2 \u30ec\u30d3\u30e5\u30fc\u3068\u691c\u8a3c<\/h3>\n<ul>\n<li>\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u3068\u5171\u540c\u3067\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u6587\u66f8\u3092\u30ec\u30d3\u30e5\u30fc\u3059\u308b\u3002<\/li>\n<li>\u3059\u3079\u3066\u306e\u8981\u4ef6\u3068\u76f8\u4e92\u4f5c\u7528\u304c\u6b63\u78ba\u306b\u8868\u73fe\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u691c\u8a3c\u3059\u308b\u3002<\/li>\n<li>\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u306b\u57fa\u3065\u3044\u3066\u5fc5\u8981\u306a\u4fee\u6b63\u3092\u884c\u3046\u3002<\/li>\n<\/ul>\n<h2>\u7d50\u8ad6<\/h2>\n<p dir=\"auto\"><a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-use-case-diagram\/\">\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u30e2\u30c7\u30ea\u30f3\u30b0<\/a>Visual Paradigm for UML\u306b\u304a\u3051\u308b\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u30e2\u30c7\u30ea\u30f3\u30b0\u306f\u3001\u30a2\u30af\u30bf\u30fc\u306e\u7279\u5b9a\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u5b9a\u7fa9\u3001\u8a73\u7d30\u306a\u8a18\u8ff0\u304a\u3088\u3073\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u306e\u4f5c\u6210\u3001\u5305\u62ec\u7684\u306a\u6587\u66f8\u306e\u751f\u6210\u3092\u542b\u3080\u4f53\u7cfb\u7684\u306a\u30d7\u30ed\u30bb\u30b9\u3067\u3042\u308b\u3002\u3053\u308c\u3089\u306e\u624b\u9806\u306b\u5f93\u3046\u3053\u3068\u3067\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u30e2\u30c7\u30eb\u304c\u6b63\u78ba\u3067\u8a73\u7d30\u304b\u3064\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a\u30d7\u30ed\u30bb\u30b9\u306b\u4fa1\u5024\u3092\u3082\u305f\u3089\u3059\u3082\u306e\u3068\u306a\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3067\u304d\u308b\u3002<\/p>\n<p dir=\"auto\">\u3053\u306e\u30ac\u30a4\u30c9\u306f\u3001<a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/features\/use-case-diagram-software\/\">\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u30e2\u30c7\u30ea\u30f3\u30b0\u30d7\u30ed\u30bb\u30b9<\/a>\u306b\u3064\u3044\u3066\u306e\u57fa\u790e\u7684\u306a\u7406\u89e3\u3092\u63d0\u4f9b\u3057\u3001\u52b9\u679c\u7684\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u306e\u4f5c\u6210\u3092\u652f\u63f4\u3059\u308b\u3002<a href=\"https:\/\/www.visual-paradigm.com\/solution\/free-use-case-tool\/\">Visual Paradigm for UML \u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\u3055\u3089\u306b\u3001\u30b7\u30fc\u30b1\u30f3\u30b9\u56f3\u3092\u7528\u3044\u3066\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u8a73\u7d30\u5316\u3057\u3001\u6a19\u6e96\u5316\u3055\u308c\u305f\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u8a18\u8ff0\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u6587\u66f8\u306e\u660e\u78ba\u3055\u3068\u5b8c\u5168\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u30e2\u30c7\u30ea\u30f3\u30b0\u306f\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a\u306b\u304a\u3051\u308b\u91cd\u8981\u306a\u5074\u9762&hellip;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[57],"tags":[],"class_list":["post-1504","post","type-post","status-publish","format-standard","hentry","category-unified-modeling-language"],"yoast_head":"<!-- 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