{"id":34187,"date":"2025-08-22T11:56:46","date_gmt":"2025-08-22T02:56:46","guid":{"rendered":"https:\/\/uxdaystokyo.com\/articles\/?post_type=glossary&#038;p=34187"},"modified":"2025-08-22T12:00:29","modified_gmt":"2025-08-22T03:00:29","slug":"the-power-of-free","status":"publish","type":"glossary","link":"https:\/\/uxdaystokyo.com\/articles\/glossary\/the-power-of-free\/","title":{"rendered":"\u7121\u6599\u306e\u529b"},"content":{"rendered":"<p data-start=\"61\" data-end=\"184\"><strong data-start=\"130\" data-end=\"173\">\u4fa1\u683c\u304c\u30bc\u30ed\u306b\u306a\u308b\u3068\u640d\u5931\u56de\u907f\u30d0\u30a4\u30a2\u30b9\u3084\u30b3\u30b9\u30c8\u8a08\u7b97\u304c\u50cd\u304b\u305a\u3001\u610f\u601d\u6c7a\u5b9a\u304c\u975e\u5408\u7406\u306b\u6b6a\u3080<\/strong>\u3053\u3068\u304c\u539f\u56e0\u3067\u3042\u308b\u3002<\/p>\n<p data-start=\"186\" data-end=\"236\">\u4f8b\uff1a100\u5186\u3067\u30c1\u30e7\u30b3\u3092\u8cb7\u3046\u3088\u308a\u3082\u3001\u300c\u666e\u6bb5300\u5186\u306e\u30c1\u30e7\u30b3\u304c\u7121\u6599\u300d\u3068\u63d0\u793a\u3055\u308c\u308b\u65b9\u304c\u5f37\u3044\u9b45\u529b\u3092\u6301\u3064\u3002<\/p>\n<h2 data-start=\"590\" data-end=\"607\">\u63d0\u5531\u8005<\/h2>\n<div style=\"width: 614px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/sp-ao.shortpixel.ai\/client\/to_auto,q_lossy,ret_img,w_604,h_270\/https:\/\/haklak.com\/wp-content\/uploads\/2021\/10\/Dan-Ariely-1-604x270.jpg\" alt=\"\u30c0\u30f3\u30fb\u30a2\u30ea\u30a8\u30ea\u30fc\" width=\"604\" height=\"270\" \/><p class=\"wp-caption-text\"><a href=\"https:\/\/haklak.com\/page_dan_ariely.html\">\u30c0\u30f3\u30fb\u30a2\u30ea\u30a8\u30ea\u30fc<\/a><\/p><\/div>\n<p data-start=\"608\" data-end=\"747\">\u300c\u7121\u6599\u306e\u529b\u300d\u3068\u3044\u3046\u6982\u5ff5\u3092\u4f53\u7cfb\u7684\u306b\u7d39\u4ecb\u3057\u305f\u306e\u306f\u3001\u884c\u52d5\u7d4c\u6e08\u5b66\u8005 <strong data-start=\"638\" data-end=\"662\">\u30c0\u30f3\u30fb\u30a2\u30ea\u30a8\u30ea\u30fc\uff08Dan Ariely\uff09<\/strong> \u3067\u3042\u308b\u3002<br data-start=\"667\" data-end=\"670\" \/>\u8457\u66f8\u300e<a href=\"https:\/\/amzn.to\/4lPqpxC\">\u4e88\u60f3\u3069\u304a\u308a\u306b\u4e0d\u5408\u7406<\/a>\uff08Predictably Irrational, 2008\uff09\u300f\u3067\u3001\u4eba\u304c\u300c\u7121\u6599\u300d\u306b\u975e\u5408\u7406\u7684\u306a\u307e\u3067\u306b\u60f9\u304b\u308c\u308b\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u89e3\u8aac\u3057\u305f\u3002<\/p>\n<h2 data-start=\"243\" data-end=\"272\">\u30c7\u30b6\u30a4\u30f3\u4e0a\u306b\u95a2\u308f\u308b\u5229\u7528\u65b9\u6cd5\u3068\u5177\u4f53\u7684\u4e8b\u4f8b<\/h2>\n<p data-start=\"273\" data-end=\"325\">\u300c\u7121\u6599\u300d\u3068\u3044\u3046\u8981\u7d20\u306f\u3001UI\/UX\u30c7\u30b6\u30a4\u30f3\u3084\u30d7\u30ed\u30c0\u30af\u30c8\u8a2d\u8a08\u3067\u30e6\u30fc\u30b6\u30fc\u884c\u52d5\u3092\u5f37\u529b\u306b\u4fc3\u3059\u305f\u3081\u306b\u6d3b\u7528\u3055\u308c\u308b\u3002<\/p>\n<h3 data-start=\"329\" data-end=\"343\"><strong data-start=\"329\" data-end=\"341\">\u30a2\u30d7\u30ea\u30fbSaaS<\/strong><\/h3>\n<ul>\n<li data-start=\"348\" data-end=\"386\">\u300c\u7121\u6599\u30c8\u30e9\u30a4\u30a2\u30eb\u300d\u3084\u300c\u521d\u6708\u7121\u6599\u300d\u306f\u3001\u5c0e\u5165\u306e\u5fc3\u7406\u7684\u30cf\u30fc\u30c9\u30eb\u3092\u5927\u304d\u304f\u4e0b\u3052\u308b\u3002<\/li>\n<li data-start=\"391\" data-end=\"436\">Spotify \u3084 Netflix \u306f\u3053\u306e\u52b9\u679c\u3092\u6700\u5927\u9650\u6d3b\u7528\u3057\u3066\u30e6\u30fc\u30b6\u30fc\u7372\u5f97\u3092\u62e1\u5927\u3057\u305f\u3002<\/li>\n<\/ul>\n<h3 data-start=\"440\" data-end=\"451\"><strong data-start=\"440\" data-end=\"449\">E\u30b3\u30de\u30fc\u30b9<\/strong><\/h3>\n<ul>\n<li data-start=\"456\" data-end=\"492\">\u300c\u9001\u6599\u7121\u6599\u300d\u306e\u6761\u4ef6\u306f\u3001\u9001\u6599100\u5186\u5272\u5f15\u3088\u308a\u3082\u5727\u5012\u7684\u306b\u5f37\u3044\u52b9\u679c\u3092\u6301\u3064\u3002<\/li>\n<li data-start=\"497\" data-end=\"521\">Amazon \u306e\u30d7\u30e9\u30a4\u30e0\u914d\u9001\u306f\u4ee3\u8868\u4f8b\u3067\u3042\u308b\u3002<\/li>\n<\/ul>\n<h3 data-start=\"525\" data-end=\"538\"><strong data-start=\"525\" data-end=\"536\">\u30b2\u30fc\u30e0\u30c7\u30b6\u30a4\u30f3<\/strong><\/h3>\n<ul>\n<li data-start=\"543\" data-end=\"583\">\u300c\u7121\u6599\u30ac\u30c1\u30e3\u300d\u3084\u300c\u30ed\u30b0\u30a4\u30f3\u30dc\u30fc\u30ca\u30b9\u300d\u306f\u7d99\u7d9a\u7387\u3092\u9ad8\u3081\u308b\u4ed5\u7d44\u307f\u3068\u3057\u3066\u5229\u7528\u3055\u308c\u308b\u3002<\/li>\n<\/ul>\n<h2 data-start=\"806\" data-end=\"842\">\u30d7\u30ed\u30c0\u30af\u30c8\u3084\u30b3\u30f3\u30c6\u30f3\u30c4\u30c7\u30b6\u30a4\u30f3\u306e\u89b3\u70b9\u3067\u300c\u4f7f\u3048\u308b\u5834\u9762\u300d<\/h2>\n<ul>\n<li data-start=\"845\" data-end=\"886\"><strong data-start=\"845\" data-end=\"860\">\u30b5\u30d6\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3\u5c0e\u5165<\/strong>\uff1a\u300c\u521d\u56de\u7121\u6599\u300d\u3084\u300c\u304a\u8a66\u3057\u7121\u6599\u300d\u3067UX\u4f53\u9a13\u3092\u4fc3\u3059\u3002<\/li>\n<li data-start=\"889\" data-end=\"949\"><strong data-start=\"889\" data-end=\"905\">\u30de\u30a4\u30af\u30ed\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3<\/strong>\uff1a\u30b2\u30fc\u30e0\u3084\u30a2\u30d7\u30ea\u5185\u3067\u300c\u7121\u6599\u30a2\u30a4\u30c6\u30e0\u300d\u3092\u4e0e\u3048\u308b\u3053\u3068\u3067\u3001\u8ab2\u91d1\u3078\u306e\u5fc3\u7406\u7684\u30cf\u30fc\u30c9\u30eb\u3092\u4e0b\u3052\u308b\u3002<\/li>\n<li data-start=\"952\" data-end=\"1000\"><strong data-start=\"952\" data-end=\"960\">\u884c\u52d5\u4fc3\u9032<\/strong>\uff1a\u5065\u5eb7\u30a2\u30d7\u30ea\u3067\u300c\u7121\u6599\u30af\u30fc\u30dd\u30f3\u300d\u300c\u7121\u6599\u8a3a\u65ad\u300d\u3092\u63d0\u793a\u3059\u308b\u3068\u3001\u5229\u7528\u958b\u59cb\u7387\u304c\u4e0a\u304c\u308b\u3002<\/li>\n<\/ul>\n<h2>\u95a2\u9023\u7528\u8a9e<\/h2>\n<ul>\n<li><a href=\"https:\/\/uxdaystokyo.com\/articles\/glossary\/house-money-effect\/\">\u30cf\u30a6\u30b9\u30de\u30cd\u30fc\u52b9\u679c<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u4eba\u9593\u304c\u300c\u7121\u6599\uff080\u5186\uff09\u300d\u3068\u3044\u3046\u6761\u4ef6\u306b\u5bfe\u3057\u3066\u3001\u5408\u7406\u7684\u306a\u671f\u5f85\u5024\u4ee5\u4e0a\u306b\u5f37\u304f\u60f9\u304d\u3064\u3051\u3089\u308c\u308b\u5fc3\u7406\u73fe\u8c61<\/p>\n","protected":false},"author":5,"featured_media":34193,"template":"","meta":{"_monsterinsights_skip_tracking":false,"English":"The Power of Free","design_hint":"\u4fa1\u683c\u304c\u30bc\u30ed\u306b\u306a\u308b\u3068\u3001\u4eba\u306f\u640d\u5f97\u8a08\u7b97\u3092\u3084\u3081\u3066\u98db\u3073\u3064\u304f\u3002\u3060\u304c\u7121\u6599\u3067\u96c6\u3081\u305f\u95a2\u5fc3\u306f\u8cea\u3092\u4f34\u308f\u306a\u3044\u3053\u3068\u3082\u591a\u3044\u3002\u300c\u30bf\u30c0\u300d\u3067\u91e3\u308b\u524d\u306b\u3001\u305d\u306e\u5148\u306e\u4f53\u9a13\u307e\u3067\u8a2d\u8a08\u3057\u308d\u3002","footnotes":""},"glossary-category":[21,20],"glossary_tag":[],"class_list":["post-34187","glossary","type-glossary","status-publish","has-post-thumbnail","hentry","glossary-category-psychology-behavioraleconomics-brain-science","glossary-category-thinking-mind-bias"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u7121\u6599\u306e\u529b | UX TIMES<\/title>\n<meta name=\"description\" content=\"\u4fa1\u683c\u304c\u30bc\u30ed\u306b\u306a\u308b\u3068\u640d\u5931\u56de\u907f\u30d0\u30a4\u30a2\u30b9\u3084\u30b3\u30b9\u30c8\u8a08\u7b97\u304c\u50cd\u304b\u305a\u3001\u610f\u601d\u6c7a\u5b9a\u304c\u975e\u5408\u7406\u306b\u6b6a\u3080\u3053\u3068\u304c\u539f\u56e0\u3067\u3042\u308b\u3002 \u4f8b\uff1a100\u5186\u3067\u30c1\u30e7\u30b3\u3092\u8cb7\u3046\u3088\u308a\u3082\u3001\u300c\u666e\u6bb5300\u5186\u306e\u30c1\u30e7\u30b3\u304c\u7121\u6599\u300d\u3068\u63d0\u793a\u3055\u308c\u308b\u65b9\u304c\u5f37\u3044\u9b45\u529b\u3092\u6301\u3064\u3002  \u63d0\u5531\u8005  \u300c\u7121\u6599\u306e\u529b\u300d\u3068\u3044\u3046\u6982\u5ff5\u3092\u4f53\u7cfb\u7684\u306b\u7d39\u4ecb\u3057\u305f\u306e\u306f\u3001\u884c\u52d5\u7d4c\u6e08\u5b66\u8005 \u30c0\u30f3\u30fb\u30a2\u30ea\u30a8\u30ea\u30fc\uff08Dan Ariely\uff09 \u3067\u3042\u308b\u3002\u8457\u66f8\u300e\u4e88\u60f3\u3069\u304a\u308a\u306b\u4e0d\u5408\u7406\uff08Predictably Irrational, 2008\uff09\u300f\u3067\u3001\u4eba\u304c\u300c\u7121\u6599\u300d\u306b\u975e\u5408\u7406\u7684\u306a\u307e\u3067\u306b\u60f9\u304b\u308c\u308b\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u89e3\u8aac\u3057\u305f\u3002  \u30c7\u30b6\u30a4\u30f3\u4e0a\u306b\u95a2\u308f\u308b\u5229\u7528\u65b9\u6cd5\u3068\u5177\u4f53\u7684\u4e8b\u4f8b \u300c\u7121\u6599\u300d\u3068\u3044\u3046\u8981\u7d20\u306f\u3001UI\/UX\u30c7\u30b6\u30a4\u30f3\u3084\u30d7\u30ed\u30c0\u30af\u30c8\u8a2d\u8a08\u3067\u30e6\u30fc\u30b6\u30fc\u884c\u52d5\u3092\u5f37\u529b\u306b\u4fc3\u3059\u305f\u3081\u306b\u6d3b\u7528\u3055\u308c\u308b\u3002  \u30a2\u30d7\u30ea\u30fbSaaS   \u300c\u7121\u6599\u30c8\u30e9\u30a4\u30a2\u30eb\u300d\u3084\u300c\u521d\u6708\u7121\u6599\u300d\u306f\u3001\u5c0e\u5165\u306e\u5fc3\u7406\u7684\u30cf\u30fc\u30c9\u30eb\u3092\u5927\u304d\u304f\u4e0b\u3052\u308b\u3002  Spotify \u3084 Netflix \u306f\u3053\u306e\u52b9\u679c\u3092\u6700\u5927\u9650\u6d3b\u7528\u3057\u3066\u30e6\u30fc\u30b6\u30fc\u7372\u5f97\u3092\u62e1\u5927\u3057\u305f\u3002  E\u30b3\u30de\u30fc\u30b9   \u300c\u9001\u6599\u7121\u6599\u300d\u306e\u6761\u4ef6\u306f\u3001\u9001\u6599100\u5186\u5272\u5f15\u3088\u308a\u3082\u5727\u5012\u7684\u306b\u5f37\u3044\u52b9\u679c\u3092\u6301\u3064\u3002  Amazon \u306e\u30d7\u30e9\u30a4\u30e0\u914d\u9001\u306f\u4ee3\u8868\u4f8b\u3067\u3042\u308b\u3002  \u30b2\u30fc\u30e0\u30c7\u30b6\u30a4\u30f3   \u300c\u7121\u6599\u30ac\u30c1\u30e3\u300d\u3084\u300c\u30ed\u30b0\u30a4\u30f3\u30dc\u30fc\u30ca\u30b9\u300d\u306f\u7d99\u7d9a\u7387\u3092\u9ad8\u3081\u308b\u4ed5\u7d44\u307f\u3068\u3057\u3066\u5229\u7528\u3055\u308c\u308b\u3002  \u30d7\u30ed\u30c0\u30af\u30c8\u3084\u30b3\u30f3\u30c6\u30f3\u30c4\u30c7\u30b6\u30a4\u30f3\u306e\u89b3\u70b9\u3067\u300c\u4f7f\u3048\u308b\u5834\u9762\u300d   \u30b5\u30d6\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3\u5c0e\u5165\uff1a\u300c\u521d\u56de\u7121\u6599\u300d\u3084\u300c\u304a\u8a66\u3057\u7121\u6599\u300d\u3067UX\u4f53\u9a13\u3092\u4fc3\u3059\u3002  \u30de\u30a4\u30af\u30ed\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\uff1a\u30b2\u30fc\u30e0\u3084\u30a2\u30d7\u30ea\u5185\u3067\u300c\u7121\u6599\u30a2\u30a4\u30c6\u30e0\u300d\u3092\u4e0e\u3048\u308b\u3053\u3068\u3067\u3001\u8ab2\u91d1\u3078\u306e\u5fc3\u7406\u7684\u30cf\u30fc\u30c9\u30eb\u3092\u4e0b\u3052\u308b\u3002  \u884c\u52d5\u4fc3\u9032\uff1a\u5065\u5eb7\u30a2\u30d7\u30ea\u3067\u300c\u7121\u6599\u30af\u30fc\u30dd\u30f3\u300d\u300c\u7121\u6599\u8a3a\u65ad\u300d\u3092\u63d0\u793a\u3059\u308b\u3068\u3001\u5229\u7528\u958b\u59cb\u7387\u304c\u4e0a\u304c\u308b\u3002  \u95a2\u9023\u7528\u8a9e   \u30cf\u30a6\u30b9\u30de\u30cd\u30fc\u52b9\u679c\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/uxdaystokyo.com\/articles\/glossary\/the-power-of-free\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u7121\u6599\u306e\u529b | UX TIMES\" \/>\n<meta property=\"og:description\" content=\"\u4fa1\u683c\u304c\u30bc\u30ed\u306b\u306a\u308b\u3068\u640d\u5931\u56de\u907f\u30d0\u30a4\u30a2\u30b9\u3084\u30b3\u30b9\u30c8\u8a08\u7b97\u304c\u50cd\u304b\u305a\u3001\u610f\u601d\u6c7a\u5b9a\u304c\u975e\u5408\u7406\u306b\u6b6a\u3080\u3053\u3068\u304c\u539f\u56e0\u3067\u3042\u308b\u3002 \u4f8b\uff1a100\u5186\u3067\u30c1\u30e7\u30b3\u3092\u8cb7\u3046\u3088\u308a\u3082\u3001\u300c\u666e\u6bb5300\u5186\u306e\u30c1\u30e7\u30b3\u304c\u7121\u6599\u300d\u3068\u63d0\u793a\u3055\u308c\u308b\u65b9\u304c\u5f37\u3044\u9b45\u529b\u3092\u6301\u3064\u3002  \u63d0\u5531\u8005  \u300c\u7121\u6599\u306e\u529b\u300d\u3068\u3044\u3046\u6982\u5ff5\u3092\u4f53\u7cfb\u7684\u306b\u7d39\u4ecb\u3057\u305f\u306e\u306f\u3001\u884c\u52d5\u7d4c\u6e08\u5b66\u8005 \u30c0\u30f3\u30fb\u30a2\u30ea\u30a8\u30ea\u30fc\uff08Dan Ariely\uff09 \u3067\u3042\u308b\u3002\u8457\u66f8\u300e\u4e88\u60f3\u3069\u304a\u308a\u306b\u4e0d\u5408\u7406\uff08Predictably Irrational, 2008\uff09\u300f\u3067\u3001\u4eba\u304c\u300c\u7121\u6599\u300d\u306b\u975e\u5408\u7406\u7684\u306a\u307e\u3067\u306b\u60f9\u304b\u308c\u308b\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u89e3\u8aac\u3057\u305f\u3002  \u30c7\u30b6\u30a4\u30f3\u4e0a\u306b\u95a2\u308f\u308b\u5229\u7528\u65b9\u6cd5\u3068\u5177\u4f53\u7684\u4e8b\u4f8b \u300c\u7121\u6599\u300d\u3068\u3044\u3046\u8981\u7d20\u306f\u3001UI\/UX\u30c7\u30b6\u30a4\u30f3\u3084\u30d7\u30ed\u30c0\u30af\u30c8\u8a2d\u8a08\u3067\u30e6\u30fc\u30b6\u30fc\u884c\u52d5\u3092\u5f37\u529b\u306b\u4fc3\u3059\u305f\u3081\u306b\u6d3b\u7528\u3055\u308c\u308b\u3002  \u30a2\u30d7\u30ea\u30fbSaaS   \u300c\u7121\u6599\u30c8\u30e9\u30a4\u30a2\u30eb\u300d\u3084\u300c\u521d\u6708\u7121\u6599\u300d\u306f\u3001\u5c0e\u5165\u306e\u5fc3\u7406\u7684\u30cf\u30fc\u30c9\u30eb\u3092\u5927\u304d\u304f\u4e0b\u3052\u308b\u3002  Spotify \u3084 Netflix \u306f\u3053\u306e\u52b9\u679c\u3092\u6700\u5927\u9650\u6d3b\u7528\u3057\u3066\u30e6\u30fc\u30b6\u30fc\u7372\u5f97\u3092\u62e1\u5927\u3057\u305f\u3002  E\u30b3\u30de\u30fc\u30b9   \u300c\u9001\u6599\u7121\u6599\u300d\u306e\u6761\u4ef6\u306f\u3001\u9001\u6599100\u5186\u5272\u5f15\u3088\u308a\u3082\u5727\u5012\u7684\u306b\u5f37\u3044\u52b9\u679c\u3092\u6301\u3064\u3002  Amazon \u306e\u30d7\u30e9\u30a4\u30e0\u914d\u9001\u306f\u4ee3\u8868\u4f8b\u3067\u3042\u308b\u3002  \u30b2\u30fc\u30e0\u30c7\u30b6\u30a4\u30f3   \u300c\u7121\u6599\u30ac\u30c1\u30e3\u300d\u3084\u300c\u30ed\u30b0\u30a4\u30f3\u30dc\u30fc\u30ca\u30b9\u300d\u306f\u7d99\u7d9a\u7387\u3092\u9ad8\u3081\u308b\u4ed5\u7d44\u307f\u3068\u3057\u3066\u5229\u7528\u3055\u308c\u308b\u3002  \u30d7\u30ed\u30c0\u30af\u30c8\u3084\u30b3\u30f3\u30c6\u30f3\u30c4\u30c7\u30b6\u30a4\u30f3\u306e\u89b3\u70b9\u3067\u300c\u4f7f\u3048\u308b\u5834\u9762\u300d   \u30b5\u30d6\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3\u5c0e\u5165\uff1a\u300c\u521d\u56de\u7121\u6599\u300d\u3084\u300c\u304a\u8a66\u3057\u7121\u6599\u300d\u3067UX\u4f53\u9a13\u3092\u4fc3\u3059\u3002  \u30de\u30a4\u30af\u30ed\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\uff1a\u30b2\u30fc\u30e0\u3084\u30a2\u30d7\u30ea\u5185\u3067\u300c\u7121\u6599\u30a2\u30a4\u30c6\u30e0\u300d\u3092\u4e0e\u3048\u308b\u3053\u3068\u3067\u3001\u8ab2\u91d1\u3078\u306e\u5fc3\u7406\u7684\u30cf\u30fc\u30c9\u30eb\u3092\u4e0b\u3052\u308b\u3002  \u884c\u52d5\u4fc3\u9032\uff1a\u5065\u5eb7\u30a2\u30d7\u30ea\u3067\u300c\u7121\u6599\u30af\u30fc\u30dd\u30f3\u300d\u300c\u7121\u6599\u8a3a\u65ad\u300d\u3092\u63d0\u793a\u3059\u308b\u3068\u3001\u5229\u7528\u958b\u59cb\u7387\u304c\u4e0a\u304c\u308b\u3002  \u95a2\u9023\u7528\u8a9e   \u30cf\u30a6\u30b9\u30de\u30cd\u30fc\u52b9\u679c\" \/>\n<meta property=\"og:url\" content=\"https:\/\/uxdaystokyo.com\/articles\/glossary\/the-power-of-free\/\" \/>\n<meta property=\"og:site_name\" content=\"UX TIMES\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-22T03:00:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/uxdaystokyo.com\/articles\/wp-content\/uploads\/2025\/08\/the-power-of-free.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1080\" \/>\n\t<meta property=\"og:image:height\" content=\"1080\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script 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2008\uff09\u300f\u3067\u3001\u4eba\u304c\u300c\u7121\u6599\u300d\u306b\u975e\u5408\u7406\u7684\u306a\u307e\u3067\u306b\u60f9\u304b\u308c\u308b\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u89e3\u8aac\u3057\u305f\u3002  \u30c7\u30b6\u30a4\u30f3\u4e0a\u306b\u95a2\u308f\u308b\u5229\u7528\u65b9\u6cd5\u3068\u5177\u4f53\u7684\u4e8b\u4f8b \u300c\u7121\u6599\u300d\u3068\u3044\u3046\u8981\u7d20\u306f\u3001UI\/UX\u30c7\u30b6\u30a4\u30f3\u3084\u30d7\u30ed\u30c0\u30af\u30c8\u8a2d\u8a08\u3067\u30e6\u30fc\u30b6\u30fc\u884c\u52d5\u3092\u5f37\u529b\u306b\u4fc3\u3059\u305f\u3081\u306b\u6d3b\u7528\u3055\u308c\u308b\u3002  \u30a2\u30d7\u30ea\u30fbSaaS   \u300c\u7121\u6599\u30c8\u30e9\u30a4\u30a2\u30eb\u300d\u3084\u300c\u521d\u6708\u7121\u6599\u300d\u306f\u3001\u5c0e\u5165\u306e\u5fc3\u7406\u7684\u30cf\u30fc\u30c9\u30eb\u3092\u5927\u304d\u304f\u4e0b\u3052\u308b\u3002  Spotify \u3084 Netflix \u306f\u3053\u306e\u52b9\u679c\u3092\u6700\u5927\u9650\u6d3b\u7528\u3057\u3066\u30e6\u30fc\u30b6\u30fc\u7372\u5f97\u3092\u62e1\u5927\u3057\u305f\u3002  E\u30b3\u30de\u30fc\u30b9   \u300c\u9001\u6599\u7121\u6599\u300d\u306e\u6761\u4ef6\u306f\u3001\u9001\u6599100\u5186\u5272\u5f15\u3088\u308a\u3082\u5727\u5012\u7684\u306b\u5f37\u3044\u52b9\u679c\u3092\u6301\u3064\u3002  Amazon \u306e\u30d7\u30e9\u30a4\u30e0\u914d\u9001\u306f\u4ee3\u8868\u4f8b\u3067\u3042\u308b\u3002  \u30b2\u30fc\u30e0\u30c7\u30b6\u30a4\u30f3   \u300c\u7121\u6599\u30ac\u30c1\u30e3\u300d\u3084\u300c\u30ed\u30b0\u30a4\u30f3\u30dc\u30fc\u30ca\u30b9\u300d\u306f\u7d99\u7d9a\u7387\u3092\u9ad8\u3081\u308b\u4ed5\u7d44\u307f\u3068\u3057\u3066\u5229\u7528\u3055\u308c\u308b\u3002  \u30d7\u30ed\u30c0\u30af\u30c8\u3084\u30b3\u30f3\u30c6\u30f3\u30c4\u30c7\u30b6\u30a4\u30f3\u306e\u89b3\u70b9\u3067\u300c\u4f7f\u3048\u308b\u5834\u9762\u300d   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\u30cf\u30a6\u30b9\u30de\u30cd\u30fc\u52b9\u679c","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:\/\/uxdaystokyo.com\/articles\/glossary\/the-power-of-free\/","og_locale":"ja_JP","og_type":"article","og_title":"\u7121\u6599\u306e\u529b | UX TIMES","og_description":"\u4fa1\u683c\u304c\u30bc\u30ed\u306b\u306a\u308b\u3068\u640d\u5931\u56de\u907f\u30d0\u30a4\u30a2\u30b9\u3084\u30b3\u30b9\u30c8\u8a08\u7b97\u304c\u50cd\u304b\u305a\u3001\u610f\u601d\u6c7a\u5b9a\u304c\u975e\u5408\u7406\u306b\u6b6a\u3080\u3053\u3068\u304c\u539f\u56e0\u3067\u3042\u308b\u3002 \u4f8b\uff1a100\u5186\u3067\u30c1\u30e7\u30b3\u3092\u8cb7\u3046\u3088\u308a\u3082\u3001\u300c\u666e\u6bb5300\u5186\u306e\u30c1\u30e7\u30b3\u304c\u7121\u6599\u300d\u3068\u63d0\u793a\u3055\u308c\u308b\u65b9\u304c\u5f37\u3044\u9b45\u529b\u3092\u6301\u3064\u3002  \u63d0\u5531\u8005  \u300c\u7121\u6599\u306e\u529b\u300d\u3068\u3044\u3046\u6982\u5ff5\u3092\u4f53\u7cfb\u7684\u306b\u7d39\u4ecb\u3057\u305f\u306e\u306f\u3001\u884c\u52d5\u7d4c\u6e08\u5b66\u8005 \u30c0\u30f3\u30fb\u30a2\u30ea\u30a8\u30ea\u30fc\uff08Dan Ariely\uff09 \u3067\u3042\u308b\u3002\u8457\u66f8\u300e\u4e88\u60f3\u3069\u304a\u308a\u306b\u4e0d\u5408\u7406\uff08Predictably Irrational, 2008\uff09\u300f\u3067\u3001\u4eba\u304c\u300c\u7121\u6599\u300d\u306b\u975e\u5408\u7406\u7684\u306a\u307e\u3067\u306b\u60f9\u304b\u308c\u308b\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u89e3\u8aac\u3057\u305f\u3002  \u30c7\u30b6\u30a4\u30f3\u4e0a\u306b\u95a2\u308f\u308b\u5229\u7528\u65b9\u6cd5\u3068\u5177\u4f53\u7684\u4e8b\u4f8b \u300c\u7121\u6599\u300d\u3068\u3044\u3046\u8981\u7d20\u306f\u3001UI\/UX\u30c7\u30b6\u30a4\u30f3\u3084\u30d7\u30ed\u30c0\u30af\u30c8\u8a2d\u8a08\u3067\u30e6\u30fc\u30b6\u30fc\u884c\u52d5\u3092\u5f37\u529b\u306b\u4fc3\u3059\u305f\u3081\u306b\u6d3b\u7528\u3055\u308c\u308b\u3002  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\u4f8b\uff1a100\u5186\u3067\u30c1\u30e7\u30b3\u3092\u8cb7\u3046\u3088\u308a\u3082\u3001\u300c\u666e\u6bb5300\u5186\u306e\u30c1\u30e7\u30b3\u304c\u7121\u6599\u300d\u3068\u63d0\u793a\u3055\u308c\u308b\u65b9\u304c\u5f37\u3044\u9b45\u529b\u3092\u6301\u3064\u3002 \u63d0\u5531\u8005 \u300c\u7121\u6599\u306e\u529b\u300d\u3068\u3044\u3046\u6982\u5ff5\u3092\u4f53\u7cfb\u7684\u306b\u7d39\u4ecb\u3057\u305f\u306e\u306f\u3001\u884c\u52d5\u7d4c\u6e08\u5b66\u8005 \u30c0\u30f3\u30fb\u30a2\u30ea\u30a8\u30ea\u30fc\uff08Dan Ariely\uff09 \u3067\u3042\u308b\u3002\u8457\u66f8\u300e\u4e88\u60f3\u3069\u304a\u308a\u306b\u4e0d\u5408\u7406\uff08Predictably Irrational, 2008\uff09\u300f\u3067\u3001\u4eba\u304c\u300c\u7121\u6599\u300d\u306b\u975e\u5408\u7406\u7684\u306a\u307e\u3067\u306b\u60f9\u304b\u308c\u308b\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u89e3\u8aac\u3057\u305f\u3002 \u30c7\u30b6\u30a4\u30f3\u4e0a\u306b\u95a2\u308f\u308b\u5229\u7528\u65b9\u6cd5\u3068\u5177\u4f53\u7684\u4e8b\u4f8b 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