{"id":7012,"date":"2025-01-14T19:31:20","date_gmt":"2025-01-14T19:31:20","guid":{"rendered":"https:\/\/howtogeek.blog\/ja\/?p=7012"},"modified":"2025-01-14T19:31:20","modified_gmt":"2025-01-14T19:31:20","slug":"exploring-doom-and-tetris-embedded-within-a-pdf-document","status":"publish","type":"post","link":"https:\/\/howtogeek.blog\/ja\/exploring-doom-and-tetris-embedded-within-a-pdf-document\/","title":{"rendered":"PDF \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306b\u57cb\u3081\u8fbc\u307e\u308c\u305f DOOM \u3068\u30c6\u30c8\u30ea\u30b9\u3092\u63a2\u308b"},"content":{"rendered":"<h2>PDF \u30b2\u30fc\u30e0\u306e\u30a8\u30ad\u30b5\u30a4\u30c6\u30a3\u30f3\u30b0\u306a\u4e16\u754c\u3092\u767a\u898b: PDF \u5185\u3067\u30c6\u30c8\u30ea\u30b9\u3084 DOOM \u3092\u30d7\u30ec\u30a4!<\/h2>\n<p>\u591a\u304f\u306e\u4eba\u306f PDF \u3092\u30c6\u30ad\u30b9\u30c8\u3084\u753b\u50cf\u3092\u8868\u793a\u3059\u308b\u3060\u3051\u306e\u9759\u7684\u30d5\u30a1\u30a4\u30eb\u3068\u8a8d\u8b58\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u6700\u8fd1\u306e\u9032\u6b69\u306b\u3088\u308a PDF \u306f\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u30b2\u30fc\u30e0\u624b\u6bb5\u3078\u3068\u5909\u5316\u3057\u307e\u3057\u305f\u3002\u9769\u65b0\u7684\u306a PDF \u30b9\u30af\u30ea\u30d7\u30c8\u3068\u30d6\u30e9\u30a6\u30b6 \u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u306e\u304a\u304b\u3052\u3067\u3001\u30c6\u30c8\u30ea\u30b9\u3084 DOOM \u306a\u3069\u306e\u53e4\u5178\u7684\u306a\u30b2\u30fc\u30e0\u304c PDF \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5185\u3067\u30d7\u30ec\u30a4\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3053\u3068\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>PDF \u3092\u4f7f\u3063\u3066\u30d6\u30e9\u30a6\u30b6\u3067\u30c6\u30c8\u30ea\u30b9\u3092\u5b9f\u884c\u3059\u308b<\/h2>\n<p>\u71b1\u5fc3\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30ca\u30ea\u30b9\u30c8\u517c\u958b\u767a\u8005\u3067\u3042\u308b Thomas Rinsma \u6c0f\u306f\u3001PDF \u30d5\u30a1\u30a4\u30eb\u5185\u3067\u52d5\u4f5c\u3059\u308b Tetris \u306e\u5b8c\u5168\u6a5f\u80fd\u7248\u3068\u3044\u3046\u30a2\u30a4\u30c7\u30a2\u306e\u5148\u99c6\u8005\u3067\u3059\u3002\u3053\u306e\u30e6\u30cb\u30fc\u30af\u306a\u4f53\u9a13\u306f\u3001Google Chrome (\u304a\u3088\u3073\u305d\u306e\u4ed6\u306e Chromium \u30d9\u30fc\u30b9\u306e\u30d6\u30e9\u30a6\u30b6\u30fc) \u3084 Mozilla Firefox \u306a\u3069\u306e\u4e00\u822c\u7684\u306a Web \u30d6\u30e9\u30a6\u30b6\u30fc\u3067\u5229\u7528\u3067\u304d\u307e\u3059\u3002\u8208\u5473\u304c\u3042\u308a\u307e\u3059\u304b? <a href=\"https:\/\/th0mas.nl\/downloads\/pdftris.pdf\" target=\"_blank\">Rinsma \u6c0f\u306e PDF \u30d5\u30a1\u30a4\u30eb<\/a>\u3067\u8a66\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<figure class=\"wp-block-image\"><img alt=\"PDF \u5185\u306e\u30c6\u30c8\u30ea\u30b9\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\" class=\"wp-image\" decoding=\"async\" height=\"905\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2025\/01\/clipboard-jan-14-2025-at-2-24-pm.webp\" title=\"PDF \u5185\u306e\u30c6\u30c8\u30ea\u30b9\u306e\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\" width=\"1245\"\/><figcaption>PDF \u3067\u30c6\u30c8\u30ea\u30b9\u304c\u52d5\u4f5c\u3057\u3066\u3044\u308b\u69d8\u5b50\u3092\u793a\u3059\u3001\u30b9\u30ea\u30ea\u30f3\u30b0\u306a\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u3002<\/figcaption><\/figure>\n<p>Rinsma \u6c0f\u306f\u3001\u6709\u76ca\u306a\u30d6\u30ed\u30b0\u8a18\u4e8b\u3067\u3001\u73fe\u4ee3\u306e\u74b0\u5883\u3067\u898b\u904e\u3054\u3055\u308c\u304c\u3061\u306a PDF \u306e\u6a5f\u80fd\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002\u79c1\u305f\u3061\u306f PDF \u3092\u8aad\u307f\u53d6\u308a\u5c02\u7528\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3068\u3057\u3066\u8868\u793a\u3059\u308b\u3053\u3068\u306b\u6163\u308c\u3066\u3044\u307e\u3059\u304c\u3001PDFium (Chromium \u3067\u4f7f\u7528) \u3084 PDF.js (Firefox \u7528) \u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u7279\u306b\u3001PDF \u5185\u306b\u304b\u306a\u308a\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>PDF \u30b9\u30af\u30ea\u30d7\u30c8\u6a5f\u80fd\u306e\u7406\u89e3<\/h3>\n<ul>\n<li><strong>\u52d5\u7684\u30b3\u30f3\u30c6\u30f3\u30c4:<\/strong> PDF \u306b\u306f\u30d5\u30a9\u30fc\u30e0\u8981\u7d20\u3001\u30dc\u30bf\u30f3\u3001\u30c1\u30a7\u30c3\u30af\u30dc\u30c3\u30af\u30b9\u3092\u7d44\u307f\u8fbc\u3080\u3053\u3068\u304c\u3067\u304d\u3001\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/li>\n<li><strong>JavaScript \u7d71\u5408:<\/strong> JavaScript \u30cf\u30f3\u30c9\u30e9\u30fc\u3092\u7d44\u307f\u8fbc\u3080\u3053\u3068\u3067\u3001\u3053\u308c\u3089\u306e\u8981\u7d20\u306b\u5bfe\u3059\u308b\u30e6\u30fc\u30b6\u30fc\u306e\u30a4\u30f3\u30bf\u30e9\u30af\u30b7\u30e7\u30f3\u304b\u3089\u30a4\u30d9\u30f3\u30c8\u3092\u30c8\u30ea\u30ac\u30fc\u3057\u3001PDF \u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u52d5\u7684\u306b\u5909\u66f4\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<li><strong>\u30b0\u30ea\u30c3\u30c9\u30d9\u30fc\u30b9\u306e\u30c7\u30b6\u30a4\u30f3:<\/strong>\u591a\u69d8\u306a\u6a5f\u80fd\u306f\u30b2\u30fc\u30e0 \u30b0\u30ea\u30c3\u30c9\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3057\u3001\u30dc\u30bf\u30f3\u306f\u300c\u30d4\u30af\u30bb\u30eb\u300d\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u30d7\u30ec\u30a4\u30e4\u30fc\u306f\u30af\u30ea\u30c3\u30af\u3059\u308b\u304b\u3001\u30c6\u30ad\u30b9\u30c8 \u30d5\u30a3\u30fc\u30eb\u30c9\u3067\u30ad\u30fc\u30dc\u30fc\u30c9\u5165\u529b\u3092\u4f7f\u7528\u3057\u3066\u3053\u308c\u3092\u5236\u5fa1\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n<h2>PDF \u3067 DOOM \u3092\u751f\u304d\u751f\u304d\u3068\u518d\u73fe<\/h2>\n<p>Rinsma \u6c0f\u306f\u30c6\u30c8\u30ea\u30b9\u306b\u7559\u307e\u3089\u305a\u3001\u4f1d\u8aac\u306e\u4e00\u4eba\u79f0\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b2\u30fc\u30e0 DOOM \u3092 PDF \u5f62\u5f0f\u306b\u79fb\u690d\u3059\u308b\u3068\u3044\u3046\u91ce\u5fc3\u7684\u306a\u4f5c\u696d\u306b\u53d6\u308a\u7d44\u307f\u307e\u3057\u305f\u3002\u3053\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306f<a href=\"https:\/\/github.com\/wojciech-graj\/doom-ascii\" target=\"_blank\">DOOM-ASCII<\/a>\u30a4\u30cb\u30b7\u30a2\u30c1\u30d6\u306b\u57fa\u3065\u3044\u3066\u304a\u308a\u3001ASCII \u6587\u5b57\u3092\u4f7f\u7528\u3057\u305f\u30c6\u30ad\u30b9\u30c8\u30d9\u30fc\u30b9\u306e\u74b0\u5883\u306e\u307f\u3067 DOOM \u3092\u30d7\u30ec\u30a4\u3067\u304d\u307e\u3059\u3002Rinsma \u6c0f\u306f\u3053\u308c\u3092\u30d6\u30e9\u30a6\u30b6\u30fc\u4e92\u63db\u6027\u306e\u305f\u3081\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b\u305f\u3081\u306b\u3001WebAssembly \u3068<a href=\"https:\/\/emscripten.org\/\" target=\"_blank\">Emscripten \u3092<\/a>\u5229\u7528\u3057\u307e\u3057\u305f\u3002<\/p>\n<p><a href=\"https:\/\/doompdf.pages.dev\/doom.pdf\" target=\"_blank\">DoomPDF<\/a>\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3001DOOM PDF \u3092\u5b9f\u969b\u306b\u8a66\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u73fe\u5728\u306e\u3068\u3053\u308d\u3001Chrome \u304a\u3088\u3073 Chromium \u30d9\u30fc\u30b9\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u30b9\u30e0\u30fc\u30ba\u306b\u52d5\u4f5c\u3057\u307e\u3059\u3002<\/p>\n<figure class=\"wp-block-image\"><figcaption>PDF \u5185\u3067\u5b9f\u884c\u3055\u308c\u3066\u3044\u308b DOOM \u304b\u3089\u30ad\u30e3\u30d7\u30c1\u30e3\u3055\u308c\u305f\u7dca\u8feb\u3057\u305f\u77ac\u9593\u3002<\/figcaption><\/figure>\n<h3>PDF \u30b2\u30fc\u30e0\u306e\u8ab2\u984c\u3068\u9650\u754c<\/h3>\n<p>DOOM \u306e\u79fb\u690d\u7248\u306f PDF \u5185\u3067\u306e\u30b2\u30fc\u30e0\u306e\u53ef\u80fd\u6027\u3092\u57a3\u9593\u898b\u308b\u3053\u3068\u306e\u3067\u304d\u308b\u8208\u5473\u6df1\u3044\u3082\u306e\u3067\u3059\u304c\u3001\u4e00\u5b9a\u306e\u5236\u9650\u3082\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u3053\u306e\u30b2\u30fc\u30e0\u306f\u73fe\u5728\u3001\u30aa\u30ea\u30b8\u30ca\u30eb \u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u3088\u3046\u306a\u30ab\u30e9\u30d5\u30eb\u306a\u63cf\u5199\u3067\u306f\u306a\u304f\u3001\u30e2\u30ce\u30af\u30ed \u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u3067\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002Rinsma \u6c0f\u306f\u3001\u300c\u30b2\u30fc\u30e0\u30dc\u30fc\u30a4\u306e\u753b\u9762 (160x144x3) \u3067\u3082\u3001\u7d04 70,000 \u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u542b\u307e\u308c\u308b\u305f\u3081\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u5927\u5e45\u306b\u4f4e\u4e0b\u3057\u307e\u3059\u300d\u3068\u6307\u6458\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2>GitHub \u30ea\u30bd\u30fc\u30b9\u3092\u3055\u3089\u306b\u8a73\u3057\u304f\u8abf\u3079\u308b<\/h2>\n<p><a href=\"https:\/\/github.com\/ThomasRinsma\/pdftris\" target=\"_blank\">\u6280\u8853\u7684\u306a\u5074\u9762\u306b\u8208\u5473\u304c\u3042\u308b\u4eba\u306e\u305f\u3081\u306b\u3001Rinsma \u306fPDF Tetris<\/a>\u3068<a href=\"https:\/\/github.com\/ThomasRinsma\/pdfdoom\" target=\"_blank\">DoomPDF<\/a>\u306e\u4e21\u65b9\u306e\u30bd\u30fc\u30b9 \u30b3\u30fc\u30c9\u3092GitHub \u3067\u516c\u958b\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u77e5\u8b58\u306f\u3001\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a PDF \u306e\u4f5c\u6210\u3092\u76ee\u6307\u3059\u958b\u767a\u8005\u306b\u3068\u3063\u3066\u975e\u5e38\u306b\u8cb4\u91cd\u306a\u3082\u306e\u3068\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<h3>PDF \u30b2\u30fc\u30e0\u306e\u6700\u7d42\u7684\u306a\u8003\u5bdf\u3068\u5c06\u6765<\/h3>\n<p>\u3053\u306e\u753b\u671f\u7684\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u306b\u3088\u308a\u3001\u5c06\u6765\u7684\u306b\u306f\u3088\u308a\u8907\u96d1\u306a PDF \u30b2\u30fc\u30e0\u3078\u306e\u9053\u304c\u958b\u304b\u308c\u307e\u3059\u3002\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u5236\u9650\u3068\u6a5f\u80fd\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u5f93\u6765\u306e PDF \u306e\u4f7f\u7528\u306e\u9650\u754c\u3092\u62bc\u3057\u5e83\u3052\u308b\u3053\u3068\u306b\u95a2\u5fc3\u306e\u3042\u308b\u958b\u767a\u8005\u306b\u3068\u3063\u3066\u6709\u671b\u306a\u5c55\u671b\u304c\u958b\u3051\u307e\u3059\u3002<\/p>\n<p>\u51fa\u5178:<a href=\"https:\/\/th0mas.nl\/2025\/01\/12\/tetris-in-a-pdf\/\" target=\"_blank\">\u30c8\u30fc\u30de\u30b9\u30fb\u30ea\u30f3\u30b9\u30de<\/a><\/p>\n<h2>\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n<h3><strong>1. \u3053\u308c\u3089\u306e\u30b2\u30fc\u30e0\u306f\u3069\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u3082\u30d7\u30ec\u30a4\u3067\u304d\u307e\u3059\u304b?<\/strong><\/h3>\n<p>\u73fe\u5728\u3001Tetris \u304a\u3088\u3073 DOOM PDF \u306f\u3001Google Chrome \u3084\u305d\u306e\u4ed6\u306e Chromium \u30d9\u30fc\u30b9\u306e\u30d6\u30e9\u30a6\u30b6\u3001\u304a\u3088\u3073 Mozilla Firefox \u3067\u6700\u9069\u306b\u52d5\u4f5c\u3057\u307e\u3059\u3002\u4ed6\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u306f\u3001\u5fc5\u8981\u306a\u30b9\u30af\u30ea\u30d7\u30c8\u6a5f\u80fd\u304c\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3><strong>2. PDF \u30b2\u30fc\u30e0\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306e\u7279\u5225\u306a\u8981\u4ef6\u306f\u3042\u308a\u307e\u3059\u304b?<\/strong><\/h3>\n<p>PDF \u30b9\u30af\u30ea\u30d7\u30c8\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u6700\u65b0\u306e Web \u30d6\u30e9\u30a6\u30b6\u4ee5\u5916\u306b\u7279\u5225\u306a\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306f\u5fc5\u8981\u3042\u308a\u307e\u305b\u3093\u3002\u6700\u9ad8\u306e\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u3092\u5f97\u308b\u306b\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u306e\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3><strong>3. \u81ea\u5206\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u305f\u3081\u306b\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u5909\u66f4\u3067\u304d\u307e\u3059\u304b?<\/strong><\/h3>\n<p>\u3082\u3061\u308d\u3093\u3067\u3059! Tetris \u3068 DOOM \u306e PDF \u7248\u306e\u30bd\u30fc\u30b9 \u30b3\u30fc\u30c9\u306f GitHub \u3067\u5165\u624b\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3092\u72ec\u81ea\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u57fa\u76e4\u3068\u3057\u3066\u4f7f\u7528\u3057\u305f\u308a\u3001\u3053\u308c\u3089\u306e\u30b2\u30fc\u30e0\u3092\u3055\u3089\u306b\u958b\u767a\u3057\u305f\u308a\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><a class=\"xiaomi\" href=\"https:\/\/www.howtogeek.com\/doom-tetris-pdf-ports\/\" rel=\"noopener noreferrer nofollow\" target=\"_blank\">\u51fa\u5178\u3068\u753b\u50cf<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>PDF \u30b2\u30fc\u30e0\u306e\u30a8\u30ad\u30b5\u30a4\u30c6\u30a3\u30f3\u30b0\u306a\u4e16\u754c\u3092\u767a\u898b: PDF \u5185\u3067\u30c6\u30c8\u30ea\u30b9\u3084 DOOM \u3092\u30d7\u30ec\u30a4! \u591a\u304f\u306e\u4eba\u306f PDF \u3092\u30c6\u30ad\u30b9\u30c8\u3084\u753b\u50cf\u3092\u8868\u793a\u3059\u308b\u3060\u3051\u306e\u9759\u7684\u30d5\u30a1\u30a4\u30eb\u3068\u8a8d\u8b58\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u6700\u8fd1\u306e\u9032\u6b69\u306b\u3088\u308a PDF \u306f\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u30b2\u30fc\u30e0\u624b\u6bb5\u3078\u3068\u5909\u5316\u3057\u307e\u3057\u305f\u3002\u9769\u65b0\u7684\u306a PDF \u30b9\u30af\u30ea\u30d7\u30c8\u3068\u30d6\u30e9\u30a6\u30b6 \u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u306e\u304a\u304b\u3052\u3067\u3001\u30c6\u30c8\u30ea\u30b9\u3084 DOOM \u306a\u3069\u306e\u53e4\u5178\u7684\u306a\u30b2\u30fc\u30e0\u304c PDF \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5185\u3067\u30d7\u30ec\u30a4\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3053\u3068\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002 PDF \u3092\u4f7f\u3063\u3066\u30d6\u30e9\u30a6\u30b6\u3067\u30c6\u30c8\u30ea\u30b9\u3092\u5b9f\u884c\u3059\u308b \u71b1\u5fc3\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30ca\u30ea\u30b9\u30c8\u517c\u958b\u767a\u8005\u3067\u3042\u308b Thomas Rinsma \u6c0f\u306f\u3001PDF \u30d5\u30a1\u30a4\u30eb\u5185\u3067\u52d5\u4f5c\u3059\u308b Tetris \u306e\u5b8c\u5168\u6a5f\u80fd\u7248\u3068\u3044\u3046\u30a2\u30a4\u30c7\u30a2\u306e\u5148\u99c6\u8005\u3067\u3059\u3002\u3053\u306e\u30e6\u30cb\u30fc\u30af\u306a\u4f53\u9a13\u306f\u3001Google Chrome (\u304a\u3088\u3073\u305d\u306e\u4ed6\u306e Chromium \u30d9\u30fc\u30b9\u306e\u30d6\u30e9\u30a6\u30b6\u30fc) \u3084 Mozilla Firefox \u306a\u3069\u306e\u4e00\u822c\u7684\u306a Web \u30d6\u30e9\u30a6\u30b6\u30fc\u3067\u5229\u7528\u3067\u304d\u307e\u3059\u3002\u8208\u5473\u304c\u3042\u308a\u307e\u3059\u304b? 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