{"id":38545,"date":"2026-05-18T12:10:39","date_gmt":"2026-05-18T03:10:39","guid":{"rendered":"https:\/\/uxdaystokyo.com\/articles\/?post_type=glossary&#038;p=38545"},"modified":"2026-05-18T12:14:25","modified_gmt":"2026-05-18T03:14:25","slug":"network_effect","status":"publish","type":"glossary","link":"https:\/\/uxdaystokyo.com\/articles\/glossary\/network_effect\/","title":{"rendered":"\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c"},"content":{"rendered":"<p><span>1\u4eba\u3057\u304b\u4f7f\u3063\u3066\u3044\u306a\u3044SNS\u306b\u306f\u307b\u3068\u3093\u3069\u4fa1\u5024\u304c\u306a\u3044\u304c\u3001\u53cb\u4eba\u3084\u5bb6\u65cf\u3001\u540c\u50da\u306a\u3069\u591a\u304f\u306e\u4eba\u304c\u53c2\u52a0\u3057\u3066\u3044\u308c\u3070\u3001\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5834\u3068\u3057\u3066\u306e\u4fa1\u5024\u306f\u5927\u304d\u304f\u9ad8\u307e\u308b\u3002\u3053\u306e\u3088\u3046\u306b\u3001\u5229\u7528\u8005\u6570\u306e\u5897\u52a0\u304c\u65b0\u305f\u306a\u5229\u7528\u4fa1\u5024\u3092\u751f\u307f\u51fa\u3057\u3001\u305d\u308c\u304c\u65b0\u898f\u30e6\u30fc\u30b6\u30fc\u7372\u5f97\u306b\u3082\u3064\u306a\u304c\u308b\u81ea\u5df1\u5f37\u5316\u7684\u306a\u69cb\u9020\u3092\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u3068\u547c\u3076\u3002<\/span><\/p>\r\n<h2>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306e\u672c\u8cea<\/h2>\r\n<p><span>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306e\u6838\u5fc3\u306f\u3001\u30d7\u30ed\u30c0\u30af\u30c8\u306e\u4fa1\u5024\u304c\u5358\u4f53\u306e\u6a5f\u80fd\u3060\u3051\u3067\u6c7a\u307e\u308b\u306e\u3067\u306f\u306a\u304f\u3001<strong>\u4ed6\u8005\u306e\u53c2\u52a0\u3084\u5b58\u5728\u306b\u3088\u3063\u3066\u5897\u5e45\u3055\u308c\u308b<\/strong>\u70b9\u306b\u3042\u308b\u3002<\/span> <span>\u4e00\u822c\u7684\u306a\u30e2\u30ce\u3065\u304f\u308a\u3067\u306f\u3001\u88fd\u54c1\u5358\u4f53\u306e\u4fa1\u5024\u306f\u4ed6\u306e\u8cfc\u5165\u8005\u6570\u3068\u7121\u95a2\u4fc2\u306a\u3053\u3068\u304c\u591a\u3044\u3002\u3057\u304b\u3057\u96fb\u8a71\u3001SNS\u3001\u30de\u30fc\u30b1\u30c3\u30c8\u30d7\u30ec\u30a4\u30b9\u3001OS\u3001\u6c7a\u6e08\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306a\u3069\u3067\u306f\u3001\u5229\u7528\u8005\u304c\u5897\u3048\u308b\u3053\u3068\u3067\u63a5\u7d9a\u76f8\u624b\u3084\u53d6\u5f15\u76f8\u624b\u3001\u5bfe\u5fdc\u5148\u304c\u5e83\u304c\u308a\u3001\u5229\u4fbf\u6027\u304c\u683c\u6bb5\u306b\u9ad8\u307e\u308b\u3002<\/span> <span>\u3053\u306e\u73fe\u8c61\u306f\u5178\u578b\u7684\u306b\u4ee5\u4e0b\u306e\u6d41\u308c\u3067\u8d77\u3053\u308b\u3002<\/span><\/p>\r\n<ol>\r\n<li>\u521d\u671f\u30e6\u30fc\u30b6\u30fc\u304c\u53c2\u52a0\u3059\u308b<\/li>\r\n<li>\u53c2\u52a0\u8005\u306e\u5897\u52a0\u306b\u3088\u3063\u3066\u30b5\u30fc\u30d3\u30b9\u4fa1\u5024\u304c\u5411\u4e0a\u3059\u308b<\/li>\r\n<li>\u4fa1\u5024\u306e\u5411\u4e0a\u304c\u65b0\u305f\u306a\u30e6\u30fc\u30b6\u30fc\u3092\u547c\u3073\u8fbc\u3080<\/li>\r\n<li>\u3055\u3089\u306b\u4fa1\u5024\u304c\u9ad8\u307e\u308a\u3001\u6210\u9577\u304c\u52a0\u901f\u3059\u308b<\/li>\r\n<\/ol>\r\n<p>\u3053\u306e\u81ea\u5df1\u5f37\u5316\u7684\u306a\u5faa\u74b0\u304c\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306e\u5f37\u529b\u306a\u7279\u9577\u3067\u3042\u308b\u3002<\/p>\r\n<div id=\"attachment_38551\" style=\"width: 1034px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-38551\" src=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect1-1024x559.png\" alt=\"\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306e\u30b5\u30a4\u30af\u30eb\" width=\"1024\" height=\"559\" class=\"wp-image-38551 size-large\" srcset=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect1-1024x559.png 1024w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect1-300x164.png 300w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect1-768x419.png 768w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect1.png 1408w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-38551\" class=\"wp-caption-text\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306e\u30b5\u30a4\u30af\u30eb<\/p><\/div>\r\n<h2>\u63d0\u5531\u8005\u3068\u6b74\u53f2<\/h2>\r\n<p><span>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306f\u3001\u7279\u5b9a\u306e\u4e00\u4eba\u304c\u5b8c\u6210\u3055\u305b\u305f\u7406\u8ad6\u3067\u306f\u306a\u3044\u3002\u8907\u6570\u306e\u7814\u7a76\u8005\u306b\u3088\u3063\u3066\u5c11\u3057\u305a\u3064\u5f62\u3065\u304f\u3089\u308c\u3066\u304d\u305f\u8003\u3048\u65b9\u3067\u3042\u308b\u3002 <\/span><\/p>\r\n<p><span>1980\u5e74\u4ee3\u3001\u30a2\u30e1\u30ea\u30ab\u306e\u96fb\u6c17\u5de5\u5b66\u8005\u30fb\u8d77\u696d\u5bb6\u306e<ruby><rb>Robert Metcalfe<\/rb><rt>\u30ed\u30d0\u30fc\u30c8\u30fb\u30e1\u30c8\u30ab\u30fc\u30d5<\/rt><\/ruby>\u6c0f\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u4fa1\u5024\u304c\u63a5\u7d9a\u6570\u306b\u5fdc\u3058\u3066\u5897\u5927\u3059\u308b\u3068\u3044\u3046\u8003\u3048\u65b9\u3092\u63d0\u5531\u3057\u3001\u3053\u308c\u304c\u300c\u30e1\u30c8\u30ab\u30fc\u30d5\u306e\u6cd5\u5247\u300d\u3068\u3057\u3066\u5e83\u304f\u77e5\u3089\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3002\u3053\u306e\u6cd5\u5247\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u4fa1\u5024\u304c\u53c2\u52a0\u8005\u6570\u306e\u4e8c\u4e57\u306b\u6bd4\u4f8b\u3059\u308b\u3068\u3044\u3046\u6570\u5b66\u7684\u30e2\u30c7\u30eb\u3092\u793a\u3057\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u3092\u8aac\u660e\u3059\u308b\u969b\u306b\u4eca\u306a\u304a\u983b\u7e41\u306b\u5f15\u7528\u3055\u308c\u308b\u3002<\/span><\/p>\r\n<div id=\"attachment_38554\" style=\"width: 365px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-38554\" src=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/with-bob-metcalfe-cropped.jpg\" alt=\"\" width=\"355\" height=\"486\" class=\"size-large wp-image-38554\" srcset=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/with-bob-metcalfe-cropped.jpg 355w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/with-bob-metcalfe-cropped-219x300.jpg 219w\" sizes=\"auto, (max-width: 355px) 100vw, 355px\" \/><p id=\"caption-attachment-38554\" class=\"wp-caption-text\">\u30ed\u30d0\u30fc\u30c8\u30fb\u30e1\u30c8\u30ab\u30fc\u30d5\u6c0f<br \/><a href=\"https:\/\/ja.wikipedia.org\/wiki\/%E3%83%AD%E3%83%90%E3%83%BC%E3%83%88%E3%83%BB%E3%83%A1%E3%83%88%E3%82%AB%E3%83%BC%E3%83%95\">https:\/\/ja.wikipedia.org\/wiki\/\u30ed\u30d0\u30fc\u30c8\u30fb\u30e1\u30c8\u30ab\u30fc\u30d5<\/a>\u3088\u308a\u5f15\u7528<\/p><\/div>\r\n<p><span>\u305d\u306e\u5f8c\u30011990\u5e74\u4ee3\u304b\u30892000\u5e74\u4ee3\u521d\u982d\u306b\u304b\u3051\u3066\u3001\u30a2\u30e1\u30ea\u30ab\u306e\u7d4c\u6e08\u5b66\u8005<ruby><rb>Carl Shapiros<\/rb><rt>\u30ab\u30fc\u30eb\u30fb\u30b7\u30e3\u30d4\u30ed<\/rt><\/ruby>\u6c0f\u3068<ruby><rb>Hal R. Varian<\/rb><rt>\u30cf\u30eb R.\u30f4\u30a1\u30ea\u30a2\u30f3<\/rt><\/ruby>\u6c0f\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5916\u90e8\u6027\u3001\u60c5\u5831\u8ca1\u3001\u6a19\u6e96\u5316\u7af6\u4e89\u306b\u95a2\u3059\u308b\u7406\u8ad6\u7684\u67a0\u7d44\u307f\u3092\u78ba\u7acb\u3057\u305f\u3002<\/span><span>\u4e21\u6c0f\u306e\u5171\u8457\u300e\u60c5\u5831\u7d4c\u6e08\u306e\u9244\u5247\u300f\uff08Information Rules\uff09\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u3092\u7d4c\u6e08\u5b66\u30fb\u7d4c\u55b6\u5b66\u306e\u6587\u8108\u3067\u4f53\u7cfb\u7684\u306b\u6574\u7406\u3057\u3001\u30c7\u30b8\u30bf\u30eb\u6642\u4ee3\u306e\u30d3\u30b8\u30cd\u30b9\u6226\u7565\u306b\u304a\u3051\u308b\u91cd\u8981\u6027\u3092\u5e83\u304f\u8a8d\u8b58\u3055\u305b\u305f\u3002<\/span><\/p>\r\n\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-1 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 50%;\n\t\t\t}\n\t\t\t#gallery-1 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-1' class='gallery galleryid-38545 gallery-columns-2 gallery-size-thumbnail'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/uxdaystokyo.com\/articles\/glossary\/network_effect\/shapiro\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/shapiro-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-1-38555\" srcset=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/shapiro-150x150.jpg 150w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/shapiro-640x640.jpg 640w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-38555'>\n\t\t\t\t\u30ab\u30fc\u30eb\u30fb\u30b7\u30e3\u30d4\u30ed\u6c0f<br><a href=\"http:\/\/faculty.haas.berkeley.edu\/shapiro\/\">http:\/\/faculty.haas.berkeley.edu\/shapiro<\/a>\u3088\u308a\u5f15\u7528\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/uxdaystokyo.com\/articles\/glossary\/network_effect\/hal100\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/hal100-150x150.jpeg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-1-38556\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-38556'>\n\t\t\t\t\u30cf\u30eb\u30fbR\u30fb\u30f4\u30a1\u30ea\u30a2\u30f3\u6c0f<br><a href=\"https:\/\/people.ischool.berkeley.edu\/~hal\/\">https:\/\/people.ischool.berkeley.edu\/~hal\/<\/a>\u3088\u308a\u5f15\u7528\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\r\n<p><span>\u3055\u3089\u306b\u30012010\u5e74\u4ee3\u306b\u5165\u308b\u3068\u3001\u30a2\u30e1\u30ea\u30ab\u306e\u7d4c\u55b6\u5b66\u8005\u30fb\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u6226\u7565\u7814\u7a76\u8005<ruby><rb>Geoffrey G. Parker<\/rb><rt>\u30b8\u30a7\u30d5\u30ea\u30fc\u30fbG\u30fb\u30d1\u30fc\u30ab\u30fc<\/rt><\/ruby>\u6c0f\u3001<ruby><rb>Marshall W. Van Alstyne<\/rb><rt>\u30de\u30fc\u30b7\u30e3\u30eb\u30fb\u30d0\u30f3\u30fb\u30a2\u30eb\u30b9\u30bf\u30a4\u30f3<\/rt><\/ruby>\u6c0f\u3001\u305d\u3057\u3066\u30a4\u30f3\u30c9\u7cfb\u30a2\u30e1\u30ea\u30ab\u4eba\u306e\u8d77\u696d\u5bb6<ruby><rb>Sangeet Paul Choudary<\/rb><rt>\u30b5\u30f3\u30ae\u30fc\u30c8\u30fb\u30dd\u30fc\u30eb\u30fb\u30c1\u30e7\u30fc\u30c0\u30ea\u30fc<\/rt><\/ruby>\u6c0f\u3089\u304c\u3001\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u7d4c\u6e08\u306e\u6642\u4ee3\u306b\u304a\u3051\u308b\u591a\u9762\u5e02\u5834\uff08\u30de\u30eb\u30c1\u30b5\u30a4\u30c9\u30de\u30fc\u30b1\u30c3\u30c8\uff09\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306e\u95a2\u4fc2\u3092\u4f53\u7cfb\u7684\u306b\u5206\u6790\u3057\u305f\u3002<\/span><span>\u5f7c\u3089\u306e\u5171\u8457\u300e\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u9769\u547d\u300f\uff08Platform Revolution\uff09\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u3068\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u6226\u7565\u306e\u95a2\u4fc2\u3092\u5305\u62ec\u7684\u306b\u89e3\u8aac\u3057\u3001\u73fe\u4ee3\u306e\u30c7\u30b8\u30bf\u30eb\u30d3\u30b8\u30cd\u30b9\u306b\u304a\u3051\u308b\u5fc5\u8aad\u66f8\u3068\u306a\u3063\u3066\u3044\u308b\u3002<\/span><\/p>\r\n\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-2 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-2 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-2 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-2 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-2' class='gallery galleryid-38545 gallery-columns-3 gallery-size-thumbnail'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/uxdaystokyo.com\/articles\/glossary\/network_effect\/geoffrey_parker_headshot_2021_2024-12-23-195404_lzdn\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/geoffrey-parker-headshot-2021-2024-12-23-195404-lzdn-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-2-38557\" srcset=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/geoffrey-parker-headshot-2021-2024-12-23-195404-lzdn-150x150.jpg 150w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/geoffrey-parker-headshot-2021-2024-12-23-195404-lzdn-300x300.jpg 300w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/geoffrey-parker-headshot-2021-2024-12-23-195404-lzdn.jpg 600w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-2-38557'>\n\t\t\t\t\u30b8\u30a7\u30d5\u30ea\u30fc\u30fbG\u30fb\u30d1\u30fc\u30ab\u30fc\u6c0f<br><a href=\"https:\/\/engineering.dartmouth.edu\/community\/faculty\/geoffrey-parker\">https:\/\/engineering.dartmouth.edu\/community\/faculty\/geoffrey-parker<\/a>\u3088\u308a\u5f15\u7528\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/uxdaystokyo.com\/articles\/glossary\/network_effect\/vanalstynemarshall\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/vanalstynemarshall-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-2-38558\" srcset=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/vanalstynemarshall-150x150.jpg 150w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/vanalstynemarshall-640x640.jpg 640w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-2-38558'>\n\t\t\t\t\u30de\u30fc\u30b7\u30e3\u30eb\u30fb\u30d0\u30f3\u30fb\u30a2\u30eb\u30b9\u30bf\u30a4\u30f3\u6c0f<br><a href=\"https:\/\/www.bu.edu\/questrom\/profiles\/marshall-van-alstyne\/\">https:\/\/www.bu.edu\/questrom\/profiles\/marshall-van-alstyne\/<\/a>\u3088\u308a\u5f15\u7528\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/uxdaystokyo.com\/articles\/glossary\/network_effect\/1280px-sangeet_paul_choudary\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/1280px-sangeet-paul-choudary-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-2-38559\" srcset=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/1280px-sangeet-paul-choudary-150x150.jpg 150w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/1280px-sangeet-paul-choudary-640x640.jpg 640w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-2-38559'>\n\t\t\t\t\u30b5\u30f3\u30ae\u30fc\u30c8\u30fb\u30dd\u30fc\u30eb\u30fb\u30c1\u30e7\u30fc\u30c0\u30ea\u30fc\u6c0f<br><a href=\"https:\/\/en.wikipedia.org\/wiki\/Sangeet_Paul_Choudary\">https:\/\/en.wikipedia.org\/wiki\/Sangeet_Paul_Choudary<\/a>\u3088\u308a\u5f15\u7528\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\r\n<p><span>\u3064\u307e\u308a\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306e\u7406\u8ad6\u306f\u3001\u30e1\u30c8\u30ab\u30fc\u30d5\u6c0f\u306b\u3088\u308b\u521d\u671f\u306e\u76f4\u611f\u7684\u6d1e\u5bdf\u304b\u3089\u59cb\u307e\u308a\u3001\u30b7\u30e3\u30d4\u30ed\u6c0f\u3001\u30f4\u30a1\u30ea\u30a2\u30f3\u6c0f\u306b\u3088\u308b\u7d4c\u6e08\u5b66\u7684\u306a\u4f53\u7cfb\u5316\u3092\u7d4c\u3066\u3001\u30d1\u30fc\u30ab\u30fc\u6c0f\u3001\u30f4\u30a1\u30f3\u30fb\u30a2\u30eb\u30b9\u30bf\u30a4\u30f3\u6c0f\u3001\u30c1\u30e7\u30fc\u30c0\u30ea\u30fc\u6c0f\u306b\u3088\u308b\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u6642\u4ee3\u306e\u5b9f\u8df5\u7684\u5fdc\u7528\u3078\u3068\u9032\u5316\u3057\u3066\u304d\u305f\u306e\u3067\u3042\u308b\u3002<\/span><\/p>\r\n<div id=\"attachment_38560\" style=\"width: 1034px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-38560\" src=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect2-1024x559.png\" alt=\"\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306e\u63d0\u5531\u8005\u3068\u6b74\u53f2\u00a0\" width=\"1024\" height=\"559\" class=\"wp-image-38560 size-large\" srcset=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect2-1024x559.png 1024w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect2-300x164.png 300w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect2-768x419.png 768w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect2.png 1408w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-38560\" class=\"wp-caption-text\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306e\u63d0\u5531\u8005\u3068\u6b74\u53f2<\/p><\/div>\r\n<h2>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306e\u7a2e\u985e<\/h2>\r\n<h3>1. \u76f4\u63a5\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c<\/h3>\r\n<p>\u30e6\u30fc\u30b6\u30fc\u6570\u306e\u5897\u52a0\u304c\u3001<strong>\u540c\u3058\u30e6\u30fc\u30b6\u30fc\u7fa4\u306b\u5bfe\u3057\u3066\u76f4\u63a5\u7684\u306b\u4fa1\u5024\u3092\u9ad8\u3081\u308b\u30bf\u30a4\u30d7<\/strong>\u3067\u3042\u308b\u3002 \u96fb\u8a71\u3001LINE\u3001X\uff08\u65e7Twitter\uff09\u3001Facebook\u306a\u3069\u304c\u8a72\u5f53\u3059\u308b\u3002\u30e1\u30c3\u30bb\u30fc\u30b8\u30a2\u30d7\u30ea\u3092\u4f8b\u306b\u3068\u308b\u3068\u3001\u9023\u7d61\u3092\u53d6\u308a\u305f\u3044\u76f8\u624b\u304c\u591a\u304f\u53c2\u52a0\u3057\u3066\u3044\u308b\u307b\u3069\u3001\u305d\u306e\u30a2\u30d7\u30ea\u3092\u4f7f\u3046\u4fa1\u5024\u306f\u9ad8\u307e\u308b\u3002\u6700\u3082\u76f4\u611f\u7684\u306b\u7406\u89e3\u3057\u3084\u3059\u3044\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u3067\u3042\u308b\u3002<\/p>\r\n<h3>2. \u9593\u63a5\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c<\/h3>\r\n<p>\u3042\u308b\u30e6\u30fc\u30b6\u30fc\u7fa4\u306e\u5897\u52a0\u304c\u3001<strong>\u5225\u306e\u30e6\u30fc\u30b6\u30fc\u7fa4\u306b\u4fa1\u5024\u3092\u3082\u305f\u3089\u3059\u30bf\u30a4\u30d7<\/strong>\u3067\u3042\u308b\u3002\u4e8c\u9762\u5e02\u5834\u30fb\u591a\u9762\u5e02\u5834\u306e\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u7279\u306b\u3088\u304f\u898b\u3089\u308c\u308b\u3002<\/p>\r\n<ul>\r\n<li>\u30d5\u30ea\u30de\u30a2\u30d7\u30ea\uff08\u30e1\u30eb\u30ab\u30ea\u306a\u3069\uff09<br \/>\u51fa\u54c1\u8005\u304c\u5897\u3048\u308b\u3068\u8cfc\u5165\u8005\u306b\u3068\u3063\u3066\u9b45\u529b\u304c\u5897\u3057\u3001\u8cfc\u5165\u8005\u304c\u5897\u3048\u308b\u3068\u51fa\u54c1\u8005\u3082\u5897\u3048\u308b\u3002<\/li>\r\n<li>\u914d\u8eca\u30a2\u30d7\u30ea\uff08Uber\u306a\u3069\uff09<br \/>\u4e57\u5ba2\u304c\u5897\u3048\u308b\u3068\u30c9\u30e9\u30a4\u30d0\u30fc\u304c\u53c2\u52a0\u3057\u3084\u3059\u304f\u306a\u308a\u3001\u30c9\u30e9\u30a4\u30d0\u30fc\u304c\u5897\u3048\u308b\u3068\u4e57\u5ba2\u306e\u5229\u4fbf\u6027\u304c\u5411\u4e0a\u3059\u308b\u3002<\/li>\r\n<li>\u52d5\u753b\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\uff08YouTube\u306a\u3069\uff09<br \/>\u8996\u8074\u8005\u304c\u5897\u3048\u308b\u3068\u914d\u4fe1\u8005\u304c\u96c6\u307e\u308a\u3001\u914d\u4fe1\u8005\u304c\u5897\u3048\u308b\u3068\u8996\u8074\u8005\u304c\u3055\u3089\u306b\u5897\u3048\u308b\u3002<\/li>\r\n<\/ul>\r\n<p>\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u8a2d\u8a08\u3084\u4e8b\u696d\u6226\u7565\u306b\u304a\u3044\u3066\u7279\u306b\u91cd\u8981\u3068\u306a\u308b\u30bf\u30a4\u30d7\u3067\u3042\u308b\u3002<\/p>\r\n<h3>3. \u30ed\u30fc\u30ab\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c<\/h3>\r\n<p>\u5168\u30e6\u30fc\u30b6\u30fc\u6570\u305d\u306e\u3082\u306e\u3088\u308a\u3082\u3001<strong>\u81ea\u5206\u306b\u8fd1\u3044\u95a2\u4fc2\u6027\u3084\u7279\u5b9a\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306e\u53c2\u52a0\u72b6\u6cc1\u304c\u4fa1\u5024\u3092\u5de6\u53f3\u3059\u308b\u30bf\u30a4\u30d7<\/strong>\u3067\u3042\u308b\u3002\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u304c\u6319\u3052\u3089\u308c\u308b\u3002<\/p>\r\n<ul><\/ul>\r\n<p>\u793e\u5185\u30b3\u30e9\u30dc\u30ec\u30fc\u30b7\u30e7\u30f3\u30c4\u30fc\u30eb\u3001\u5b66\u6821\u3084\u8077\u5834\u3067\u4f7f\u308f\u308c\u308b\u9023\u7d61\u30a2\u30d7\u30ea\u3001\u5730\u57df\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u30a2\u30d7\u30ea\u306a\u3069\u304c\u8a72\u5f53\u3059\u308b\u3002\u5229\u7528\u8005\u7dcf\u6570\u304c\u591a\u304f\u3066\u3082\u3001\u81ea\u5206\u306e\u5468\u56f2\u3067\u8ab0\u3082\u4f7f\u3063\u3066\u3044\u306a\u3051\u308c\u3070\u4fa1\u5024\u3092\u611f\u3058\u306b\u304f\u3044\u3002\u521d\u671f\u6210\u9577\u3067\u306f\u300c\u5168\u4f53\u6700\u9069\u300d\u3088\u308a\u3082\u300c\u7279\u5b9a\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3067\u306e\u6d78\u900f\u300d\u304c\u6210\u529f\u306e\u9375\u3068\u306a\u308b\u5834\u5408\u304c\u591a\u3044\u3002<\/p>\r\n<div id=\"attachment_38561\" style=\"width: 1034px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-38561\" src=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect3-1024x559.png\" alt=\"\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306e\u7a2e\u985e\" width=\"1024\" height=\"559\" class=\"wp-image-38561 size-large\" srcset=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect3-1024x559.png 1024w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect3-300x164.png 300w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect3-768x419.png 768w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect3.png 1408w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-38561\" class=\"wp-caption-text\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306e\u7a2e\u985e<\/p><\/div>\r\n<h2>UX\u30fb\u30d7\u30ed\u30c0\u30af\u30c8\u8a2d\u8a08\u306b\u304a\u3051\u308b\u91cd\u8981\u6027<\/h2>\r\n<p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306f\u7d4c\u6e08\u5b66\u306e\u6982\u5ff5\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u304c\u3061\u3060\u304c\u3001\u5b9f\u969b\u306b\u306fUX\u8a2d\u8a08\u3068\u5bc6\u63a5\u306b\u95a2\u4fc2\u3059\u308b\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u304c\u50cd\u304f\u30b5\u30fc\u30d3\u30b9\u3067\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u4fa1\u5024\u3092\u5b9f\u611f\u3059\u308b\u307e\u3067\u306b\u300c\u4ed6\u8005\u306e\u53c2\u52a0\u300d\u304c\u4e0d\u53ef\u6b20\u3067\u3042\u308a\u3001\u521d\u671f\u4f53\u9a13\u306e\u8a2d\u8a08\u304c\u6210\u5426\u3092\u5927\u304d\u304f\u5de6\u53f3\u3059\u308b\u304b\u3089\u3067\u3042\u308b\u3002<\/p>\r\n<h3>1. \u521d\u671f\u4fa1\u5024\u306e\u8a2d\u8a08\u304c\u5fc5\u8981<\/h3>\r\n<p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u578b\u306e\u30b5\u30fc\u30d3\u30b9\u306f\u3001\u53c2\u52a0\u8005\u304c\u5c11\u306a\u3044\u521d\u671f\u6bb5\u968e\u3067\u306f\u4fa1\u5024\u304c\u5f31\u304f\u611f\u3058\u3089\u308c\u308b\u3002\u3053\u306e\u554f\u984c\u306f\u300c<strong>\u30b3\u30fc\u30eb\u30c9\u30b9\u30bf\u30fc\u30c8\u554f\u984c<\/strong>\u300d\u3068\u547c\u3070\u308c\u308b\u3002 <span>\u30d7\u30ed\u30c0\u30af\u30c8\u8a2d\u8a08\u3067\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5de5\u592b\u304c\u6c42\u3081\u3089\u308c\u308b\u3002<\/span><\/p>\r\n<ul>\r\n<li>1\u4eba\u3067\u3082\u697d\u3057\u3081\u308b\u3001\u307e\u305f\u306f\u4f7f\u3048\u308b\u6700\u4f4e\u9650\u306e\u4fa1\u5024\u3092\u7528\u610f\u3059\u308b<\/li>\r\n<li>\u53cb\u4eba\u3084\u540c\u50da\u3092\u62db\u5f85\u3057\u3084\u3059\u3044\u5c0e\u7dda\u3092\u8a2d\u8a08\u3059\u308b<\/li>\r\n<li>\u521d\u671f\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3092\u9650\u5b9a\u3057\u3066\u5bc6\u5ea6\u3092\u9ad8\u3081\u3001\u65e9\u671f\u306b\u4fa1\u5024\u3092\u4f53\u9a13\u3055\u305b\u308b<\/li>\r\n<li>\u9700\u8981\u5074\u3068\u4f9b\u7d66\u5074\u306e\u3069\u3061\u3089\u304b\u3092\u5148\u306b\u96c6\u3081\u308b\u6226\u7565\u3092\u7acb\u3066\u308b<\/li>\r\n<\/ul>\r\n<h3>2. \u6210\u9577\u5c0e\u7dda\u3068\u4f53\u9a13\u5c0e\u7dda\u304c\u4e00\u4f53\u3068\u306a\u308b<\/h3>\r\n<p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u578b\u306e\u30d7\u30ed\u30c0\u30af\u30c8\u3067\u306f\u3001UX\u306e\u4e00\u90e8\u304c\u305d\u306e\u307e\u307e\u6210\u9577\u6226\u7565\u306b\u306a\u308b\u3002\u53cb\u4eba\u62db\u5f85\u3001\u5171\u6709\u3001\u30d5\u30a9\u30ed\u30fc\u3001\u51fa\u54c1\u3001\u30ec\u30d3\u30e5\u30fc\u3001\u7d39\u4ecb\u30b3\u30fc\u30c9\u306a\u3069\u306f\u3001\u5358\u306a\u308b\u6a5f\u80fd\u3067\u306f\u306a\u304f\u3001\u30b5\u30fc\u30d3\u30b9\u4fa1\u5024\u3092\u5897\u5e45\u3055\u305b\u308b\u8d77\u70b9\u3068\u306a\u308b\u3002 \u300c\u4f7f\u3044\u3084\u3059\u3044\u304b\u300d\u3060\u3051\u3067\u306a\u304f\u3001\u300c<strong>\u4eba\u304c\u5897\u3048\u308b\u4ed5\u7d44\u307f\u3068\u3057\u3066\u81ea\u7136\u304b<\/strong>\u300d\u3068\u3044\u3046\u8996\u70b9\u3092\u542b\u3081\u3066UX\u3092\u8a2d\u8a08\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\r\n<h3>3. \u91cf\u3060\u3051\u3067\u306a\u304f\u8cea\u3082\u91cd\u8981\u3067\u3042\u308b<\/h3>\r\n<p>\u30e6\u30fc\u30b6\u30fc\u6570\u304c\u5897\u3048\u3066\u3082\u3001\u30b9\u30d1\u30e0\u3001\u4f4e\u54c1\u8cea\u306a\u6295\u7a3f\u3001\u8a50\u6b3a\u3001\u30ce\u30a4\u30ba\u306e\u5897\u52a0\u306b\u3088\u3063\u3066\u30b5\u30fc\u30d3\u30b9\u4fa1\u5024\u304c\u640d\u306a\u308f\u308c\u308b\u3053\u3068\u304c\u3042\u308b\u3002\u3053\u306e\u73fe\u8c61\u306f\u300c\u8ca0\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u300d\u3068\u547c\u3070\u308c\u308b\u3002 \u5358\u306a\u308b\u30e6\u30fc\u30b6\u30fc\u6570\u306e\u5897\u52a0\u3060\u3051\u3067\u306a\u304f\u3001\u4ee5\u4e0b\u3092\u7d99\u7d9a\u7684\u306b\u6539\u5584\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3042\u308b\u3002<\/p>\r\n<ul>\r\n<li>\u30de\u30c3\u30c1\u30f3\u30b0\u54c1\u8cea\u306e\u7dad\u6301\u30fb\u5411\u4e0a<\/li>\r\n<li>\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u5065\u5168\u6027\u7dad\u6301<\/li>\r\n<li>\u4fe1\u983c\u6027\u3084\u5b89\u5168\u6027\u306e\u8a2d\u8a08<\/li>\r\n<li>\u30ec\u30b3\u30e1\u30f3\u30c9\u7cbe\u5ea6\u306e\u5411\u4e0a<\/li>\r\n<li>\u9069\u5207\u306a\u53c2\u52a0\u30eb\u30fc\u30eb\u3084\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306e\u7b56\u5b9a<\/li>\r\n<\/ul>\r\n<div id=\"attachment_38562\" style=\"width: 1034px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-38562\" src=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect4-1024x559.png\" alt=\"\u30d7\u30ed\u30c0\u30af\u30c8\u8a2d\u8a08\u306b\u304a\u3051\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\" width=\"1024\" height=\"559\" class=\"wp-image-38562 size-large\" srcset=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect4-1024x559.png 1024w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect4-300x164.png 300w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect4-768x419.png 768w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect4.png 1408w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-38562\" class=\"wp-caption-text\">\u30d7\u30ed\u30c0\u30af\u30c8\u8a2d\u8a08\u306b\u304a\u3051\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c<\/p><\/div>\r\n<h2>\u30c7\u30b6\u30a4\u30f3\u4e8b\u4f8b<\/h2>\r\n<h3>LINE<\/h3>\r\n<p><span>LINE\u306e\u4fa1\u5024\u306f\u3001\u81ea\u5206\u306e\u53cb\u4eba\u30fb\u5bb6\u65cf\u30fb\u8077\u5834\u30e1\u30f3\u30d0\u30fc\u304c\u5229\u7528\u3057\u3066\u3044\u308b\u307b\u3069\u9ad8\u307e\u308b\u3002\u76f4\u63a5\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306e\u5178\u578b\u4f8b\u3067\u3042\u308b\u3002<\/span><\/p>\r\n<ul>\r\n<li>\u9023\u7d61\u5148\u540c\u671f\u3084\u53cb\u3060\u3061\u8ffd\u52a0\u306e\u5c0e\u7dda\u304c\u3001\u30b5\u30fc\u30d3\u30b9\u4fa1\u5024\u306e\u65e9\u671f\u767a\u898b\u3092\u4fc3\u3059<\/li>\r\n<li>\u30b9\u30bf\u30f3\u30d7\u3001\u65e2\u8aad\u6a5f\u80fd\u3001\u30b0\u30eb\u30fc\u30d7\u6a5f\u80fd\u304c\u7d99\u7d9a\u5229\u7528\u3092\u4fc3\u9032\u3059\u308b<\/li>\r\n<li>1\u5bfe1\u3060\u3051\u3067\u306a\u304f\u3001\u8907\u6570\u4eba\u3067\u306e\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u652f\u3048\u308b\u3053\u3068\u3067\u5229\u7528\u4fa1\u5024\u304c\u62e1\u5927\u3059\u308b<\/li>\r\n<\/ul>\r\n<h3>Instagram<\/h3>\r\n<p><span>Instagram\u306f\u3001\u53cb\u4eba\u3001\u8457\u540d\u4eba\u3001\u30d6\u30e9\u30f3\u30c9\u3001\u30af\u30ea\u30a8\u30a4\u30bf\u30fc\u306a\u3069\u3001\u898b\u308b\u76f8\u624b\u30fb\u898b\u3066\u3082\u3089\u3046\u76f8\u624b\u304c\u5897\u3048\u308b\u3053\u3068\u3067\u4fa1\u5024\u304c\u9ad8\u307e\u308b\u3002\u6295\u7a3f\u8005\u3068\u95b2\u89a7\u8005\u304c\u76f8\u4e92\u306b\u5897\u3048\u308b\u70b9\u3067\u306f\u3001\u76f4\u63a5\u52b9\u679c\u3068\u9593\u63a5\u52b9\u679c\u306e\u4e21\u9762\u3092\u6301\u3064\u3002<\/span><\/p>\r\n<ul>\r\n<li>\u30d5\u30a9\u30ed\u30fc\u5c0e\u7dda\u306e\u6700\u9069\u5316\u304c\u521d\u671f\u306e\u4fa1\u5024\u4f53\u9a13\u3092\u5de6\u53f3\u3059\u308b<\/li>\r\n<li>\u767a\u898b\u30bf\u30d6\u3084\u304a\u3059\u3059\u3081\u6a5f\u80fd\u304c\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u62e1\u5f35\u3092\u652f\u3048\u308b<\/li>\r\n<li>\u300c\u3044\u3044\u306d\u300d\u3084\u30b3\u30e1\u30f3\u30c8\u306a\u3069\u3001\u53cd\u5fdc\u304c\u5f97\u3089\u308c\u308b\u4ed5\u7d44\u307f\u304c\u6295\u7a3f\u884c\u52d5\u3092\u7dad\u6301\u3059\u308b<\/li>\r\n<\/ul>\r\n<h3>\u30e1\u30eb\u30ab\u30ea<\/h3>\r\n<p><span>\u30e1\u30eb\u30ab\u30ea\u306f\u3001\u51fa\u54c1\u8005\u304c\u591a\u3044\u307b\u3069\u8cb7\u3044\u624b\u306b\u9b45\u529b\u7684\u3067\u3042\u308a\u3001\u8cb7\u3044\u624b\u304c\u591a\u3044\u307b\u3069\u51fa\u54c1\u8005\u306b\u3082\u9b45\u529b\u7684\u306b\u306a\u308b\u3002\u9593\u63a5\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306e\u4ee3\u8868\u4f8b\u3067\u3042\u308b\u3002<\/span><\/p>\r\n<ul>\r\n<li>\u51fa\u54c1\u306e\u3057\u3084\u3059\u3055\u304c\u4f9b\u7d66\u62e1\u5927\u306b\u76f4\u7d50\u3059\u308b<\/li>\r\n<li>\u691c\u7d22\u6027\u3084\u6bd4\u8f03\u4f53\u9a13\u304c\u8cfc\u5165\u8005\u306b\u3068\u3063\u3066\u306e\u4fa1\u5024\u3092\u9ad8\u3081\u308b<\/li>\r\n<li>\u8a55\u4fa1\u5236\u5ea6\u3084\u88dc\u511f\u5236\u5ea6\u304c\u4fe1\u983c\u3092\u652f\u3048\u3001\u53c2\u52a0\u969c\u58c1\u3092\u4e0b\u3052\u308b<\/li>\r\n<\/ul>\r\n<h3>Uber<\/h3>\r\n<p><span>Uber\u3067\u306f\u3001\u4e57\u5ba2\u304c\u591a\u3044\u5730\u57df\u307b\u3069\u30c9\u30e9\u30a4\u30d0\u30fc\u304c\u53c2\u52a0\u3057\u3084\u3059\u304f\u3001\u30c9\u30e9\u30a4\u30d0\u30fc\u304c\u591a\u3044\u307b\u3069\u5f85\u3061\u6642\u9593\u304c\u6e1b\u3063\u3066\u4e57\u5ba2\u4fa1\u5024\u304c\u5411\u4e0a\u3059\u308b\u3002\u5730\u57df\u3054\u3068\u306b\u4fa1\u5024\u304c\u7570\u306a\u308b\u305f\u3081\u3001\u30ed\u30fc\u30ab\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306e\u8996\u70b9\u3082\u91cd\u8981\u3067\u3042\u308b\u3002<\/span><\/p>\r\n<ul>\r\n<li>\u5730\u57df\u5358\u4f4d\u3067\u4f9b\u7d66\u5bc6\u5ea6\uff08\u30c9\u30e9\u30a4\u30d0\u30fc\u6570\uff09\u3092\u4f5c\u308b\u8a2d\u8a08\u304c\u91cd\u8981\u3067\u3042\u308b\u3002<\/li>\r\n<li>\u5f85\u3061\u6642\u9593\u306e\u53ef\u8996\u5316\u304c\u3001\u5229\u7528\u7d99\u7d9a\u306b\u5f71\u97ff\u3059\u308b\u3002<\/li>\r\n<li>\u4fa1\u683c\u3001\u9700\u8981\u3001\u4f9b\u7d66\u306e\u30d0\u30e9\u30f3\u30b9\u8abf\u6574\u304c\u4f53\u9a13\u54c1\u8cea\u3092\u5de6\u53f3\u3059\u308b\u3002<\/li>\r\n<\/ul>\r\n<h3>PayPal<\/h3>\r\n<p><span>PayPal\u306f\u3001\u58f2\u308a\u624b\u3068\u8cb7\u3044\u624b\u306e\u53cc\u65b9\u304c\u5897\u3048\u308b\u3053\u3068\u3067\u6c7a\u6e08\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u4fa1\u5024\u304c\u9ad8\u307e\u308b\u3002\u9593\u63a5\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306e\u597d\u4f8b\u3067\u3042\u308b\u3002<\/span><\/p>\r\n<ul>\r\n<li><span>\u52a0\u76df\u5e97\u304c\u5897\u3048\u308b\u3068\u6d88\u8cbb\u8005\u306b\u3068\u3063\u3066\u5229\u7528\u3067\u304d\u308b\u5834\u9762\u304c\u5e83\u304c\u308a\u3001\u6d88\u8cbb\u8005\u304c\u5897\u3048\u308b\u3068\u58f2\u308a\u624b\u306b\u3068\u3063\u3066\u6c7a\u6e08\u624b\u6bb5\u3068\u3057\u3066\u9b45\u529b\u7684\u306b\u306a\u308b<\/span><\/li>\r\n<li><span>\u9001\u91d1\u6a5f\u80fd\u306b\u3088\u308a\u500b\u4eba\u9593\u9001\u91d1\u3082\u53ef\u80fd\u306b\u306a\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u5c64\u304c\u62e1\u5927\u3059\u308b<\/span><\/li>\r\n<li><span>\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u7d1b\u4e89\u89e3\u6c7a\u5236\u5ea6\u304c\u8cb7\u3044\u624b\u3068\u58f2\u308a\u624b\u306e\u53cc\u65b9\u306e\u53c2\u52a0\u3092\u4fc3\u9032\u3059\u308b<\/span><\/li>\r\n<li><span>\u56fd\u5883\u3092\u8d8a\u3048\u305f\u53d6\u5f15\u306b\u5bfe\u5fdc\u3059\u308b\u3053\u3068\u3067\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u3092\u5b9f\u73fe\u3057\u305f<\/span><\/li>\r\n<\/ul>\r\n<div id=\"attachment_38563\" style=\"width: 1034px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-38563\" src=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect5-1024x559.png\" alt=\"\u30c7\u30b6\u30a4\u30f3\u4e8b\u4f8b\" width=\"1024\" height=\"559\" class=\"wp-image-38563 size-large\" srcset=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect5-1024x559.png 1024w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect5-300x164.png 300w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect5-768x419.png 768w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect5.png 1408w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-38563\" class=\"wp-caption-text\">\u30c7\u30b6\u30a4\u30f3\u4e8b\u4f8b<\/p><\/div>\r\n<h2>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306f\u81ea\u52d5\u3067\u306f\u8d77\u304d\u306a\u3044<\/h2>\r\n<p><span>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306f\u5f37\u529b\u306a\u6982\u5ff5\u3067\u3042\u308b\u4e00\u65b9\u3001<strong>\u30e6\u30fc\u30b6\u30fc\u304c\u5897\u3048\u308c\u3070\u5fc5\u305a\u6210\u529f\u3059\u308b\u3068\u3044\u3046\u610f\u5473\u3067\u306f\u306a\u3044<\/strong>\u3002\u5b9f\u969b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u6761\u4ef6\u304c\u6e80\u305f\u3055\u308c\u306a\u3051\u308c\u3070\u5341\u5206\u306b\u6a5f\u80fd\u3057\u306a\u3044\u3002<\/span><\/p>\r\n<ul>\r\n<li>\u53c2\u52a0\u8005\u540c\u58eb\u304c\u3064\u306a\u304c\u308b\u660e\u78ba\u306a\u7406\u7531\u304c\u3042\u308b\u304b<\/li>\r\n<li>\u30de\u30c3\u30c1\u30f3\u30b0\u3084\u767a\u898b\u306e\u4ed5\u7d44\u307f\u304c\u9069\u5207\u306b\u6a5f\u80fd\u3057\u3066\u3044\u308b\u304b<\/li>\r\n<li>\u4fe1\u983c\u3084\u5b89\u5168\u6027\u304c\u78ba\u4fdd\u3055\u308c\u3066\u3044\u308b\u304b<\/li>\r\n<li>\u65b0\u898f\u53c2\u52a0\u8005\u304c\u5bb9\u6613\u306b\u4fa1\u5024\u3092\u4f53\u9a13\u3067\u304d\u308b\u304b<\/li>\r\n<li>\u30ce\u30a4\u30ba\u3084\u54c1\u8cea\u4f4e\u4e0b\u3092\u6291\u3048\u308b\u4ed5\u7d44\u307f\u304c\u3042\u308b\u304b<\/li>\r\n<\/ul>\r\n<div id=\"attachment_38564\" style=\"width: 1034px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-38564\" src=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect6-1024x559.png\" alt=\"\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306f\u81ea\u52d5\u3067\u306f\u8d77\u304d\u306a\u3044\" width=\"1024\" height=\"559\" class=\"wp-image-38564 size-large\" srcset=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect6-1024x559.png 1024w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect6-300x164.png 300w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect6-768x419.png 768w, https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2026\/05\/network-effect6.png 1408w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><p id=\"caption-attachment-38564\" class=\"wp-caption-text\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u306f\u81ea\u52d5\u3067\u306f\u8d77\u304d\u306a\u3044<\/p><\/div>\r\n<p>\u307e\u305f\u3001\u30b5\u30fc\u30d3\u30b9\u7acb\u3061\u4e0a\u3052\u521d\u671f\u30d5\u30a7\u30fc\u30ba\u3067\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u52b9\u679c\u304c\u307e\u3060\u5f31\u3044\u305f\u3081\u3001\u5e83\u544a\u3001\u55b6\u696d\u3001\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u904b\u55b6\u3001\u88dc\u52a9\u91d1\u7684\u30a4\u30f3\u30bb\u30f3\u30c6\u30a3\u30d6\u306a\u3069\u3001\u5225\u306e\u624b\u6bb5\u3067\u30e6\u30fc\u30b6\u30fc\u57fa\u76e4\u3092\u7bc9\u304f\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u3082\u591a\u3044\u3002<\/p>\r\n<h2>\u95a2\u9023\u8a18\u4e8b<\/h2>\r\n<p><blockquote class=\"wp-embedded-content\" data-secret=\"2O5h2qVq3c\"><a href=\"https:\/\/uxdaystokyo.com\/articles\/report_zero-to-one_kajishima\/\">\u7af6\u4e89\u304b\u3089\u629c\u3051\u51fa\u3057\u3001\u96a0\u308c\u305f\u771f\u5b9f\u3092\u63a2\u3059\u300e\u30bc\u30ed\u30fb\u30c8\u30a5\u30fb\u30ef\u30f3\u300f\u8aad\u66f8\u4f1a\u30ec\u30dd\u30fc\u30c8<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"&#8220;\u7af6\u4e89\u304b\u3089\u629c\u3051\u51fa\u3057\u3001\u96a0\u308c\u305f\u771f\u5b9f\u3092\u63a2\u3059\u300e\u30bc\u30ed\u30fb\u30c8\u30a5\u30fb\u30ef\u30f3\u300f\u8aad\u66f8\u4f1a\u30ec\u30dd\u30fc\u30c8&#8221; &#8212; UX TIMES\" src=\"https:\/\/uxdaystokyo.com\/articles\/report_zero-to-one_kajishima\/embed\/#?secret=cZxH7PVutk#?secret=2O5h2qVq3c\" data-secret=\"2O5h2qVq3c\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\r\n<p><blockquote class=\"wp-embedded-content\" data-secret=\"e4QfnlvrId\"><a href=\"https:\/\/uxdaystokyo.com\/articles\/glossary\/ecosystem\/\">\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"&#8220;\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0&#8221; &#8212; UX TIMES\" src=\"https:\/\/uxdaystokyo.com\/articles\/glossary\/ecosystem\/embed\/#?secret=ZhpVi4byOE#?secret=e4QfnlvrId\" data-secret=\"e4QfnlvrId\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\r\n<h2>\u53c2\u8003\u30ea\u30f3\u30af<\/h2>\r\n<ul>\r\n<li><a href=\"https:\/\/www.britannica.com\/biography\/Robert-Metcalfe\" target=\"_blank\" rel=\"noopener\" title=\"\">https:\/\/www.britannica.com\/biography\/Robert-Metcalfe\u00a0\u00a0<\/a><\/li>\r\n<li><a href=\"https:\/\/www.oecd.org\/\" target=\"_blank\" rel=\"noopener\" title=\"\">https:\/\/www.oecd.org\/\u00a0<\/a><\/li>\r\n<li><a href=\"https:\/\/www.investopedia.com\/terms\/n\/network-effect.asp\" target=\"_blank\" rel=\"noopener\" title=\"\">https:\/\/www.investopedia.com\/terms\/n\/network-effect.asp<\/a><\/li>\r\n<li>\u00a0<span draggable=\"true\"><a target=\"_blank\" href=\"https:\/\/www.youtube.com\/watch?v=AIRw5EkM1Jw\" rel=\"noopener\">https:\/\/www.youtube.com\/watch?v=AIRw5EkM1Jw<\/a><\/span><\/li>\r\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>\u88fd\u54c1\u3084\u30b5\u30fc\u30d3\u30b9\u306e\u5229\u7528\u8005\u304c\u5897\u3048\u308b\u307b\u3069\u3001\u305d\u306e\u88fd\u54c1\u3084\u30b5\u30fc\u30d3\u30b9\u81ea\u4f53\u306e\u4fa1\u5024\u304c\u3055\u3089\u306b\u9ad8\u307e\u308b\u73fe\u8c61<\/p>\n","protected":false},"author":12,"featured_media":38565,"template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"English":"network 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