{"id":1434,"date":"2019-04-16T19:50:21","date_gmt":"2019-04-16T19:50:21","guid":{"rendered":"https:\/\/pageloot.com\/?p=1434"},"modified":"2026-05-04T18:53:01","modified_gmt":"2026-05-04T18:53:01","slug":"qr-code-size-guide","status":"publish","type":"post","link":"https:\/\/pageloot.com\/ja\/how-to\/qr-code-size-guide\/","title":{"rendered":"\u5370\u5237\u7269\u306b\u304a\u3051\u308bQR\u30b3\u30fc\u30c9\u306e\u30b5\u30a4\u30ba\u3068\u8aad\u307f\u53d6\u308a\u8ddd\u96e2\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\u5370\u5237\u3055\u308c\u305fQR\u30b3\u30fc\u30c9\u3092\u9867\u5ba2\u306f\u5b9f\u969b\u306b\u30b9\u30ad\u30e3\u30f3\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u304b\uff1f\u5c0f\u3055\u3059\u304e\u305f\u308a\u307c\u3084\u3051\u305f\u308a\u3057\u305f\u30b3\u30fc\u30c9\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u3068\u3063\u3066\u6280\u8853\u7684\u306a\u969c\u58c1\u3068\u306a\u308a\u3001\u30b3\u30f3\u30d0\u30fc\u30b8\u30e7\u30f3\u6a5f\u4f1a\u306e\u640d\u5931\u3084\u30d6\u30e9\u30f3\u30c9\u3078\u306e\u4e0d\u6e80\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u5370\u5237\u7269\u304c\u6bce\u56de\u78ba\u5b9f\u306b\u6a5f\u80fd\u3059\u308b\u305f\u3081\u306e\u5bf8\u6cd5\u3001\u30b9\u30ad\u30e3\u30f3\u8ddd\u96e2\u3001\u304a\u3088\u3073\u89e3\u50cf\u5ea6\u306e\u5fc5\u9808\u8981\u4ef6\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-why-scanning-distance-dictates-qr-code-size\">\u30b9\u30ad\u30e3\u30f3\u8ddd\u96e2\u304cQR\u30b3\u30fc\u30c9\u306e\u30b5\u30a4\u30ba\u3092\u6c7a\u5b9a\u3059\u308b\u7406\u7531<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u95b2\u89a7\u8005\u3068\u5370\u5237\u7269\u306e\u95a2\u4fc2\u306f\u3001QR\u30b3\u30fc\u30c9\u304c\u3069\u306e\u304f\u3089\u3044\u306e\u5927\u304d\u3055\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308b\u304b\u3092\u6c7a\u5b9a\u3059\u308b\u4e0a\u3067\u6700\u3082\u91cd\u8981\u306a\u8981\u7d20\u3067\u3059\u3002\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u306e\u30ab\u30e1\u30e9\u304c\u30b3\u30fc\u30c9\u306e\u500b\u3005\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u6b63\u5e38\u306b\u89e3\u50cf\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u30b3\u30fc\u30c9\u304c\u30ab\u30e1\u30e9\u306e\u8996\u91ce\u306e\u5341\u5206\u306a\u90e8\u5206\u3092\u5360\u3081\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u304c\u9060\u3056\u304b\u308b\u306b\u3064\u308c\u3066\u3001\u30b3\u30fc\u30c9\u306f\u30bb\u30f3\u30b5\u30fc\u306b\u5bfe\u3057\u3066\u5c0f\u3055\u304f\u898b\u3048\u3001\u6700\u7d42\u7684\u306b\u306f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u304c\u30c7\u30b3\u30fc\u30c9\u3067\u304d\u306a\u3044\u307c\u3084\u3051\u305f\u56db\u89d2\u5f62\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3092\u9632\u3050\u305f\u3081\u306b\u3001\u8ddd\u96e2\u306b\u5bfe\u3059\u308b10:1\u306e\u30b5\u30a4\u30ba\u8a2d\u5b9a\u30eb\u30fc\u30eb\u306b\u5f93\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u3068\u30b3\u30fc\u30c9\u306e\u9593\u306e\u8ddd\u96e210 cm\u3054\u3068\u306b\u3001QR\u30b3\u30fc\u30c9\u304c\u5c11\u306a\u304f\u3068\u30821 cm\u306e\u5e45\u3067\u3042\u308b\u3079\u304d\u3060\u3068\u793a\u5506\u3057\u3066\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u8155\u306e\u9577\u3055\uff08\u7d0430 cm\uff09\u3067\u6301\u305f\u308c\u305f\u30c1\u30e9\u30b7\u306b\u306f\u3001\u5c11\u306a\u304f\u3068\u30823 cm\u5e45\u306e\u30b3\u30fc\u30c9\u304c\u5fc5\u8981\u3067\u3059\u3002\u3053\u306e\u30eb\u30fc\u30eb\u306f\u3001\u5927\u5224\u5e83\u544a\u306b\u3082\u52b9\u679c\u7684\u306b\u9069\u7528\u3055\u308c\u307e\u3059\u3002\u4eba\u3005\u304c50\u30d5\u30a3\u30fc\u30c8\u96e2\u308c\u305f\u5834\u6240\u304b\u3089\u30d0\u30ca\u30fc\u3092\u30b9\u30ad\u30e3\u30f3\u3059\u308b\u3053\u3068\u3092\u60f3\u5b9a\u3059\u308b\u5834\u5408\u3001\u8996\u8a8d\u6027\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306bQR\u30b3\u30fc\u30c9\u306f\u7d045\u30d5\u30a3\u30fc\u30c8\u5e45\u3067\u3042\u308b\u3079\u304d\u3067\u3059\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/qr-code-sizing-c8ffcf-04c99b3285b5.webp\" alt=\"QR\u30b5\u30a4\u30ba\u898f\u5b9a\u30a4\u30f3\u30d5\u30a9\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-recommended-minimum-dimensions-for-print\">\u5370\u5237\u306b\u304a\u3051\u308b\u63a8\u5968\u6700\u5c0f\u5bf8\u6cd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">10:1\u306e\u30eb\u30fc\u30eb\u306f\u9060\u8ddd\u96e2\u30b9\u30ad\u30e3\u30f3\u306b\u5f79\u7acb\u3061\u307e\u3059\u304c\u3001\u8fd1\u8ddd\u96e2\u3067\u306e\u30a4\u30f3\u30bf\u30e9\u30af\u30b7\u30e7\u30f3\u306b\u306f\u5c0a\u91cd\u3059\u3079\u304d\u7d76\u5bfe\u7684\u306a\u7269\u7406\u7684\u6700\u5c0f\u5024\u304c\u3042\u308a\u307e\u3059\u3002\u307b\u3068\u3093\u3069\u306e\u6700\u65b0\u306e\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u306f\u30012 x 2 cm\uff080.8 x 0.8\u30a4\u30f3\u30c1\uff09\u306e\u30b3\u30fc\u30c9\u3092\u78ba\u5b9f\u306b\u30b9\u30ad\u30e3\u30f3\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30b5\u30a4\u30ba\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u30a2\u30a4\u30c6\u30e0\u306e\u5b89\u5168\u306a\u6a19\u6e96\u3068\u898b\u306a\u3055\u308c\u3066\u3044\u307e\u3059\u3002 <a href=\"https:\/\/pageloot.com\/ja\/blog\/best-qr-code-sizes-for-business-cards\/\">\u540d\u523a\u306eQR\u30b3\u30fc\u30c9<\/a> \u30b9\u30da\u30fc\u30b9\u304c\u9650\u3089\u308c\u3066\u3044\u308b\u304c\u3001\u975e\u5e38\u306b\u77ed\u3044\u8ddd\u96e2\u304b\u3089\u30b9\u30ad\u30e3\u30f3\u304c\u884c\u308f\u308c\u308b\u5834\u5408\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">vCard\u3084\u9577\u3044URL\u3092\u542b\u3080\u306a\u3069\u3001\u30c7\u30fc\u30bf\u5bc6\u5ea6\u304c\u9ad8\u3044\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u8cc7\u6599\u306e\u5834\u5408\u3001 <a href=\"https:\/\/pageloot.com\/ja\/how-to\/qr-code-size-guide\/\">\u6700\u5c0f\u5370\u5237\u30b5\u30a4\u30ba3 x 3 cm<\/a> \u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u300210 mm\u3088\u308a\u5c0f\u3055\u3044\u30b5\u30a4\u30ba\u306e\u4f7f\u7528\u306f\u4e00\u822c\u7684\u306b\u63a8\u5968\u3055\u308c\u307e\u305b\u3093\u3002\u306a\u305c\u306a\u3089\u3001\u30cf\u30a4\u30a8\u30f3\u30c9\u30ab\u30e1\u30e9\u3067\u3055\u3048\u3001\u305d\u306e\u30b9\u30b1\u30fc\u30eb\u3067\u306f\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u7126\u70b9\u3092\u5408\u308f\u305b\u308b\u306e\u306b\u82e6\u52b4\u3057\u3001\u7279\u306b\u69d8\u3005\u306a\u7167\u660e\u6761\u4ef6\u4e0b\u3067\u306f\u56f0\u96e3\u3060\u304b\u3089\u3067\u3059\u3002\u5c0f\u3055\u3044\u30b5\u30a4\u30ba\u3067\u5bc6\u5ea6\u304c\u9ad8\u3059\u304e\u308b\u3088\u3046\u306b\u898b\u3048\u308b\u30b3\u30fc\u30c9\u306b\u82e6\u52b4\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001 <a href=\"https:\/\/pageloot.com\/ja\/qr-code-generator\/\">QR\u30b3\u30fc\u30c9\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u30fc<\/a> \u3092\u4f7f\u7528\u3057\u3066\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u30b3\u30fc\u30c9\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u77ed\u3044URL\u3092\u4f7f\u7528\u3057\u3066\u30d1\u30bf\u30fc\u30f3\u3092\u30b7\u30f3\u30d7\u30eb\u3067\u8aad\u307f\u3084\u3059\u304f\u4fdd\u3061\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-print-resolution-and-file-formats\">\u5370\u5237\u89e3\u50cf\u5ea6\u3068\u30d5\u30a1\u30a4\u30eb\u5f62\u5f0f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b8c\u74a7\u306a\u30b5\u30a4\u30ba\u306eQR\u30b3\u30fc\u30c9\u3067\u3042\u3063\u3066\u3082\u3001\u5370\u5237\u54c1\u8cea\u304c\u60aa\u3051\u308c\u3070\u5931\u6557\u3057\u307e\u3059\u3002\u30b9\u30ad\u30e3\u30ca\u30fc\u306f\u3001\u9ed2\u3044\u30e2\u30b8\u30e5\u30fc\u30eb\u3068\u767d\u3044\u30b9\u30da\u30fc\u30b9\u3092\u533a\u5225\u3059\u308b\u305f\u3081\u306b\u3001\u30b7\u30e3\u30fc\u30d7\u3067\u9bae\u660e\u306a\u30a8\u30c3\u30b8\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u3002\u3053\u308c\u3092\u9054\u6210\u3059\u308b\u306b\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u306f\u5c11\u306a\u304f\u3068\u3082300 DPI\u306e\u89e3\u50cf\u5ea6\u3067\u5370\u5237\u3055\u308c\u308b\u3079\u304d\u3067\u3059\u3002\u4f4e\u89e3\u50cf\u5ea6\u306e\u753b\u50cf\u306f\u3001\u5370\u5237\u6642\u306b\u300c\u30a2\u30f3\u30c1\u30a8\u30a4\u30ea\u30a2\u30b9\u300d\u3055\u308c\u305f\u308a\u307c\u3084\u3051\u305f\u308a\u3057\u3066\u898b\u3048\u308b\u3053\u3068\u304c\u591a\u304f\u3001\u30b9\u30ad\u30e3\u30f3\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u6df7\u4e71\u3055\u305b\u3001\u30c7\u30fc\u30bf\u30b0\u30ea\u30c3\u30c9\u306e\u8b58\u5225\u3092\u59a8\u3052\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d5\u30a1\u30a4\u30eb\u306e\u5f62\u5f0f\u3082\u6700\u7d42\u51fa\u529b\u306b\u5f71\u97ff\u3057\u307e\u3059\u3002PNG\u3084JPG\u306e\u3088\u3046\u306a\u30e9\u30b9\u30bf\u30fc\u30d5\u30a1\u30a4\u30eb\u306f\u5c0f\u3055\u306a\u30e9\u30d9\u30eb\u306b\u306f\u8a31\u5bb9\u3055\u308c\u307e\u3059\u304c\u3001\u30dd\u30b9\u30bf\u30fc\u7528\u306b\u62e1\u5927\u3059\u308b\u3068\u54c1\u8cea\u304c\u4f4e\u4e0b\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u307b\u3068\u3093\u3069\u306e\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u306a\u30cb\u30fc\u30ba\u306b\u306f\u3001SVG\u3001EPS\u3001\u307e\u305f\u306fPDF\u306e\u3088\u3046\u306a\u30d9\u30af\u30bf\u30fc\u5f62\u5f0f\u3092\u4f7f\u7528\u3059\u3079\u304d\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u5f62\u5f0f\u306f\u3001\u30b7\u30e3\u30fc\u30d7\u30cd\u30b9\u3092\u5931\u3046\u3053\u3068\u306a\u304f\u30b3\u30fc\u30c9\u3092\u7121\u9650\u306b\u30ea\u30b5\u30a4\u30ba\u3067\u304d\u307e\u3059\u3002 <a href=\"https:\/\/pageloot.com\/ja\/blog\/qr-code-print-quality-checker\/\">QR\u30b3\u30fc\u30c9\u5370\u5237\u54c1\u8cea\u30c1\u30a7\u30c3\u30ab\u30fc<\/a> \u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30b9\u30ad\u30e3\u30f3\u306b\u5fc5\u8981\u306a\u6280\u8853\u57fa\u6e96\u3092\u30c7\u30b6\u30a4\u30f3\u304c\u6e80\u305f\u3057\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-importance-of-quiet-zones-and-contrast\">\u30af\u30ef\u30a4\u30a8\u30c3\u30c8\u30be\u30fc\u30f3\u3068\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u306e\u91cd\u8981\u6027<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u300c\u30af\u30ef\u30a4\u30a8\u30c3\u30c8\u30be\u30fc\u30f3\u300d\u3068\u306f\u3001QR\u30b3\u30fc\u30c9\u3092\u56f2\u3080\u7a7a\u767d\u306e\u4f59\u767d\u3067\u3001\u4ed6\u306e\u30c7\u30b6\u30a4\u30f3\u8981\u7d20\u3001\u30c6\u30ad\u30b9\u30c8\u3001\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u304b\u3089\u30b3\u30fc\u30c9\u3092\u5206\u96e2\u3059\u308b\u3082\u306e\u3067\u3059\u3002\u56fd\u969b\u6a19\u6e96\u3067\u306f\u3001\u3053\u306e\u30be\u30fc\u30f3\u304c\u3059\u3079\u3066\u306e\u5074\u9762\u3067\u5c11\u306a\u304f\u3068\u30824\u30e2\u30b8\u30e5\u30fc\u30eb\u5e45\u3067\u3042\u308b\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30d0\u30c3\u30d5\u30a1\u304c\u306a\u3044\u3068\u3001\u30b9\u30ad\u30e3\u30f3\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306f\u30b3\u30fc\u30c9\u304c\u3069\u3053\u304b\u3089\u59cb\u307e\u308a\u3001\u5468\u56f2\u306e\u30a2\u30fc\u30c8\u30ef\u30fc\u30af\u304c\u3069\u3053\u3067\u7d42\u308f\u308b\u304b\u3092\u8a8d\u8b58\u3067\u304d\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30b9\u30ad\u30e3\u30ca\u30fc\u304c\u30c7\u30fc\u30bf\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u307f\u306b\u96c6\u4e2d\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u4fdd\u8b77\u7684\u306a\u5883\u754c\u7dda\u3068\u8003\u3048\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u3082\u30b9\u30ad\u30e3\u30f3\u53ef\u80fd\u6027\u306b\u3068\u3063\u3066\u540c\u69d8\u306b\u91cd\u8981\u3067\u3059\u3002\u30b9\u30ad\u30e3\u30ca\u30fc\u306f\u3001\u6697\u3044\u30e2\u30b8\u30e5\u30fc\u30eb\u3068\u660e\u308b\u3044\u80cc\u666f\u306e\u9593\u306e\u5149\u306e\u53cd\u5c04\u7387\u306e\u9055\u3044\u306b\u4f9d\u5b58\u3057\u3066\u3044\u307e\u3059\u3002\u30ab\u30b9\u30bf\u30e0\u30ab\u30e9\u30fc\u306f\u30d6\u30e9\u30f3\u30c9\u3068\u306e\u6574\u5408\u6027\u3092\u9ad8\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u6700\u3082\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u9078\u629e\u80a2\u306f\u3001\u660e\u308b\u3044\u80cc\u666f\u306b\u6697\u3044\u524d\u666f\u3067\u3059\u3002\u5e38\u306b\u5f93\u3046\u3079\u304d\u306f <a href=\"https:\/\/pageloot.com\/ja\/blog\/qr-code-color-contrast-best-practices\/\">QR\u30b3\u30fc\u30c9\u306e\u8272\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u306b\u95a2\u3059\u308b\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a> \u5c11\u306a\u304f\u3068\u30824.5:1\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u3092\u76ee\u6307\u3059\u3053\u3068\u3067\u3059\u3002\u591a\u304f\u306e\u53e4\u3044\u30b9\u30ad\u30e3\u30f3\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u660e\u308b\u3044\u8868\u9762\u4e0a\u306e\u6697\u3044\u30d1\u30bf\u30fc\u30f3\u306e\u307f\u3092\u8a8d\u8b58\u3059\u308b\u3088\u3046\u306b\u30d7\u30ed\u30b0\u30e9\u30e0\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u53cd\u8ee2\u8272\uff08\u6697\u3044\u80cc\u666f\u306b\u660e\u308b\u3044\u30b3\u30fc\u30c9\uff09\u306f\u907f\u3051\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-surface-and-material-considerations\">\u8868\u9762\u3068\u7d20\u6750\u306e\u8003\u616e\u4e8b\u9805<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5370\u5237\u306b\u9078\u629e\u3059\u308b\u7d20\u6750\u306f\u3001QR\u30b3\u30fc\u30c9\u306e\u52d5\u4f5c\u306b\u5927\u304d\u304f\u5f71\u97ff\u3057\u307e\u3059\u3002\u5149\u6ca2\u7d19\u3084\u30ac\u30e9\u30b9\u8868\u9762\u306f\u3001\u30ab\u30e1\u30e9\u30bb\u30f3\u30b5\u30fc\u306b\u3068\u3063\u3066\u767d\u3044\u300c\u6b7b\u89d2\u300d\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3059\u308b\u30b0\u30ec\u30a2\u3092\u767a\u751f\u3055\u305b\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002\u53cd\u5c04\u6027\u306e\u7d20\u6750\u306b\u5370\u5237\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u30b3\u30fc\u30c9\u306e\u30b5\u30a4\u30ba\u3092\u5927\u304d\u304f\u3059\u308b\u3053\u3068\u3067\u3001\u30b9\u30ad\u30e3\u30ca\u30fc\u304c\u53cd\u5c04\u3092\u88dc\u3046\u306e\u306b\u5341\u5206\u306a\u8aad\u307f\u53d6\u308a\u53ef\u80fd\u306a\u30c7\u30fc\u30bf\u30dd\u30a4\u30f3\u30c8\u3092\u898b\u3064\u3051\u308b\u306e\u306b\u5f79\u7acb\u3064\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30de\u30c3\u30c8\u4ed5\u4e0a\u3052\u306f\u3001\u4e00\u822c\u7684\u306b\u9ad8\u901f\u30b9\u30ad\u30e3\u30f3\u306b\u6700\u3082\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u9078\u629e\u80a2\u3067\u3059\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1024\" height=\"807\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/qr-code-comparison-a8f509-400865b58098-e1777920661748.webp\" alt=\"QR\u5370\u5237\u9762\u6bd4\u8f03\" class=\"wp-image-53280\" srcset=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/qr-code-comparison-a8f509-400865b58098-e1777920661748.webp 1024w, https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/qr-code-comparison-a8f509-400865b58098-e1777920661748-300x236.webp 300w, https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/qr-code-comparison-a8f509-400865b58098-e1777920661748-768x605.webp 768w, https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/qr-code-comparison-a8f509-400865b58098-e1777920661748-15x12.webp 15w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6bb5\u30dc\u30fc\u30eb\u3084\u5e03\u5730\u306e\u3088\u3046\u306a\u8cea\u611f\u306e\u3042\u308b\u7d20\u6750\u306f\u3001\u7570\u306a\u308b\u8ab2\u984c\u3092\u63d0\u793a\u3057\u307e\u3059\u3002\u6bb5\u30dc\u30fc\u30eb\u306b\u306f\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u7269\u7406\u7684\u306b\u6b6a\u3081\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u755d\u304c\u3042\u308a\u3001\u5e03\u5730\u306e\u7e54\u308a\u76ee\u306f\u30b3\u30fc\u30c9\u306e\u304d\u308c\u3044\u306a\u7dda\u3092\u300c\u58ca\u3059\u300d\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u3042\u306a\u305f\u304c <a href=\"https:\/\/pageloot.com\/ja\/how-to\/print-qr-code-on-label\/\">\u30e9\u30d9\u30eb\u306bQR\u30b3\u30fc\u30c9\u3092\u5370\u5237\u3059\u308b<\/a> \u8cea\u611f\u306e\u3042\u308b\u8868\u9762\u5411\u3051\u306e\u5834\u5408\u3001\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u660e\u78ba\u306b\u4fdd\u305f\u308c\u308b\u3088\u3046\u306b\u30b5\u30a4\u30ba\u309225%\u304b\u308950%\u5927\u304d\u304f\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\u7406\u89e3\u3059\u308b\u3053\u3068\u3067 <a href=\"https:\/\/pageloot.com\/ja\/blog\/how-printing-techniques-impact-qr-code-scannability\/\">\u5370\u5237\u6280\u8853\u304c\u30b9\u30ad\u30e3\u30f3\u53ef\u80fd\u6027\u306b\u3069\u306e\u3088\u3046\u306b\u5f71\u97ff\u3059\u308b\u304b<\/a> \u9ad8\u984d\u306a\u518d\u5370\u5237\u3092\u907f\u3051\u308b\u305f\u3081\u306b\u3001\u30d7\u30ed\u30bb\u30b9\u306e\u65e9\u3044\u6bb5\u968e\u3067\u30c7\u30b6\u30a4\u30f3\u3092\u8abf\u6574\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>\u5370\u5237\u6226\u7565\u304c\u6a5f\u80fd\u3059\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b<\/strong> \u30b5\u30a4\u30ba\u8a2d\u5b9a\u306e\u30df\u30b9\u3067\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u3092\u53f0\u7121\u3057\u306b\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u5f53\u793e\u306e <a href=\"https:\/\/pageloot.com\/ja\/qr-code-generator\/\">QR\u30b3\u30fc\u30c9\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u30fc<\/a> \u3042\u3089\u3086\u308b\u5370\u5237\u9762\u306b\u6700\u9069\u5316\u3055\u308c\u305f\u3001\u9ad8\u89e3\u50cf\u5ea6\u3067\u30d9\u30af\u30bf\u30fc\u5bfe\u5fdc\u306e\u30b3\u30fc\u30c9\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u3002.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-adapting-sizes-for-different-materials\">\u7570\u306a\u308b\u7d20\u6750\u3078\u306e\u30b5\u30a4\u30ba\u8abf\u6574<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7570\u306a\u308b\u7d20\u6750\u3067\u306f\u3001\u6a5f\u80fd\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u7279\u5b9a\u306e\u8abf\u6574\u304c\u5fc5\u8981\u3067\u3059\u3002\u7d19\u306f\u6700\u3082\u878d\u901a\u304c\u5229\u304d\u307e\u3059\u304c\u3001\u6bb5\u30dc\u30fc\u30eb\u3084\u5e03\u5730\u306f\u30a4\u30f3\u30af\u306e\u306b\u3058\u307f\u3084\u8868\u9762\u306e\u4e0d\u898f\u5247\u6027\u3092\u8003\u616e\u3057\u3066\u3001\u3088\u308a\u63a7\u3048\u3081\u306a\u30b5\u30a4\u30ba\u8a2d\u5b9a\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>  \u7d19\uff1a\u6a19\u6e96\u30b5\u30a4\u30ba\uff082 cm\uff5e4 cm\uff09\u306b\u6700\u9069\u3067\u3001\u8ca9\u4fc3\u7269\u306b\u306f\u6700\u9ad8\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/li>\n\n\n\n<li>  \u6bb5\u30dc\u30fc\u30eb\uff1a\u7d20\u6750\u306e\u8cea\u611f\u3084\u30a4\u30f3\u30af\u5438\u53ce\u306e\u53ef\u80fd\u6027\u3092\u514b\u670d\u3059\u308b\u305f\u3081\u3001\u308f\u305a\u304b\u306b\u5927\u304d\u3044\u6700\u5c0f\u30b5\u30a4\u30ba\uff08\u5c11\u306a\u304f\u3068\u308215 mm\uff09\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/li>\n\n\n\n<li>  \u5e03\u5730\uff1a\u6700\u3082\u96e3\u3057\u3044\u8868\u9762\u3067\u3001\u7e54\u308a\u76ee\u304c\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u6b6a\u307e\u305b\u308b\u306e\u3092\u9632\u3050\u305f\u3081\u3001\u5e4520 mm\u4ee5\u4e0a\u306e\u30b3\u30fc\u30c9\u3068\u30b7\u30f3\u30d7\u30eb\u306a\u30d1\u30bf\u30fc\u30f3\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/li>\n\n\n\n<li>  \u30ac\u30e9\u30b9\u3068\u91d1\u5c5e\uff1a\u3053\u308c\u3089\u306e\u8868\u9762\u306f\u53cd\u5c04\u7387\u304c\u9ad8\u3044\u305f\u3081\u3001\u30b3\u30fc\u30c9\u306f\u5e73\u3089\u306a\u5834\u6240\u306b\u914d\u7f6e\u3057\u3001\u307e\u3076\u3057\u3055\u3092\u8efd\u6e1b\u3059\u308b\u305f\u3081\u306b\u30de\u30c3\u30c8\u306a\u30d3\u30cb\u30fc\u30eb\u30aa\u30fc\u30d0\u30fc\u30ec\u30a4\u3092\u691c\u8a0e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u3042\u306a\u305f\u306e <a href=\"https:\/\/pageloot.com\/ja\/blog\/qr-code-sizing-for-different-print-materials\/\">\u7570\u306a\u308b\u5370\u5237\u7d20\u6750\u306b\u304a\u3051\u308bQR\u30b3\u30fc\u30c9\u306e\u30b5\u30a4\u30ba\u8a2d\u5b9a<\/a> \u306f\u3001\u5a92\u4f53\u306b\u95a2\u308f\u3089\u305a\u30c7\u30b8\u30bf\u30eb\u30d6\u30ea\u30c3\u30b8\u304c\u6a5f\u80fd\u3057\u7d9a\u3051\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002\u5e38\u306b\u5b9f\u969b\u306e\u7d20\u6750\u3067\u30c6\u30b9\u30c8\u5370\u5237\u3092\u884c\u3044\u3001\u672c\u683c\u7684\u306a\u751f\u7523\u306b\u5165\u308b\u524d\u306b\u7570\u306a\u308b\u7167\u660e\u6761\u4ef6\u4e0b\u3067\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-frequently-asked-questions\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-cfa6cf5ba717\"><strong class=\"schema-faq-question\">\u5370\u5237\u7528\u306eQR\u30b3\u30fc\u30c9\u306e\u7d76\u5bfe\u6700\u5c0f\u30b5\u30a4\u30ba\u306f\u3069\u306e\u304f\u3089\u3044\u3067\u3059\u304b\uff1f<\/strong> <p class=\"schema-faq-answer\">\u8155\u306e\u9577\u3055\u3067\u78ba\u5b9f\u306b\u30b9\u30ad\u30e3\u30f3\u3059\u308b\u306b\u306f\u30012 x 2 cm\uff080.8 x 0.8\u30a4\u30f3\u30c1\uff09\u304c\u6a19\u6e96\u7684\u306a\u6700\u5c0f\u30b5\u30a4\u30ba\u3067\u3059\u3002\u540d\u523a\u306e\u3088\u3046\u306a\u6975\u7aef\u306a\u30b1\u30fc\u30b9\u3067\u306f10 mm\u307e\u3067\u5c0f\u3055\u304f\u3067\u304d\u307e\u3059\u304c\u3001\u30c7\u30fc\u30bf\u304c\u975e\u5e38\u306b\u30b7\u30f3\u30d7\u30eb\u3067\u5370\u5237\u54c1\u8cea\u304c\u9ad8\u3044\u5834\u5408\u306b\u9650\u308a\u307e\u3059\u3002.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-21ff47737cf1\"><strong class=\"schema-faq-question\">10:1 \u30b9\u30ad\u30e3\u30f3\u8ddd\u96e2\u30eb\u30fc\u30eb\u306f\u3069\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3057\u307e\u3059\u304b\uff1f<\/strong> <p 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<\/div>","protected":false},"excerpt":{"rendered":"<p>\u4fe1\u983c\u6027\u306e\u9ad8\u3044QR\u30b3\u30fc\u30c9\u30b9\u30ad\u30e3\u30f3\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u306a\u5370\u5237\u7d50\u679c\u3092\u6bce\u56de\u5f97\u308b\u305f\u3081\u306b\u300110:1\u306e\u30b9\u30ad\u30e3\u30f3\u8ddd\u96e2\u30eb\u30fc\u30eb\u3001\u6700\u5c0f2\u00d72 cm\u306e\u30b5\u30a4\u30ba\u3001\u304a\u3088\u3073300 DPI\u306e\u89e3\u50cf\u5ea6\u306b\u5f93\u3063\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>","protected":false},"author":17,"featured_media":53196,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[6],"tags":[],"class_list":["post-1434","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-how-to"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.7 (Yoast SEO 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In extreme cases for business cards, you can go down to 10 mm, but only if the data is very simple and the print quality is high.","inLanguage":"ja"},"inLanguage":"ja"},{"@type":"Question","@id":"https:\/\/pageloot.com\/how-to\/qr-code-size-guide\/#faq-question-21ff47737cf1","position":2,"url":"https:\/\/pageloot.com\/how-to\/qr-code-size-guide\/#faq-question-21ff47737cf1","name":"10:1 \u30b9\u30ad\u30e3\u30f3\u8ddd\u96e2\u30eb\u30fc\u30eb\u306f\u3069\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3057\u307e\u3059\u304b\uff1f","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"You should calculate the size of your QR code by dividing the expected scanning distance by ten. If your poster will be scanned from 2 meters (200 cm) away, the QR code should be at least 20 cm wide.","inLanguage":"ja"},"inLanguage":"ja"},{"@type":"Question","@id":"https:\/\/pageloot.com\/how-to\/qr-code-size-guide\/#faq-question-182e010a65d2","position":3,"url":"https:\/\/pageloot.com\/how-to\/qr-code-size-guide\/#faq-question-182e010a65d2","name":"\u5927\u304d\u306a\u30dd\u30b9\u30bf\u30fc\u7528\u306bQR\u30b3\u30fc\u30c9\u3092\u62e1\u5927\u3059\u308b\u3068\u3001\u306a\u305c\u307c\u3084\u3051\u3066\u898b\u3048\u308b\u306e\u3067\u3059\u304b\uff1f","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"This usually happens when using raster formats like PNG or JPG. For large-format printing, always export your QR code in a vector format like SVG or EPS, which maintains perfect sharpness at any size.","inLanguage":"ja"},"inLanguage":"ja"}]}},"_links":{"self":[{"href":"https:\/\/pageloot.com\/ja\/wp-json\/wp\/v2\/posts\/1434","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pageloot.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pageloot.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pageloot.com\/ja\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/pageloot.com\/ja\/wp-json\/wp\/v2\/comments?post=1434"}],"version-history":[{"count":4,"href":"https:\/\/pageloot.com\/ja\/wp-json\/wp\/v2\/posts\/1434\/revisions"}],"predecessor-version":[{"id":53911,"href":"https:\/\/pageloot.com\/ja\/wp-json\/wp\/v2\/posts\/1434\/revisions\/53911"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pageloot.com\/ja\/wp-json\/wp\/v2\/media\/53196"}],"wp:attachment":[{"href":"https:\/\/pageloot.com\/ja\/wp-json\/wp\/v2\/media?parent=1434"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pageloot.com\/ja\/wp-json\/wp\/v2\/categories?post=1434"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pageloot.com\/ja\/wp-json\/wp\/v2\/tags?post=1434"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}