{"id":12427,"date":"2025-11-26T16:20:52","date_gmt":"2025-11-26T07:20:52","guid":{"rendered":"https:\/\/rakkoserver.com\/plus\/?p=11902"},"modified":"2025-11-26T16:20:52","modified_gmt":"2025-11-26T07:20:52","slug":"tool-base32-encode-decode","status":"publish","type":"post","link":"https:\/\/rakkokeyword.com\/techo\/tool-base32-encode-decode\/","title":{"rendered":"Base32\u30a8\u30f3\u30b3\u30fc\u30c9\/\u30c7\u30b3\u30fc\u30c9\u30c4\u30fc\u30eb"},"content":{"rendered":"\n<div id=\"base32-tool\" style=\"width: 100%; max-width: 100%; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;\">\n  <style>\n    #base32-tool * {\n      box-sizing: border-box;\n    }\n\n    #base32-tool .tool-container {\n      width: 100%;\n    }\n\n    #base32-tool .tool-header {\n      margin-bottom: 16px;\n    }\n\n    \/* \u6587\u5b57\u30b3\u30fc\u30c9 + \u30bb\u30ec\u30af\u30c8\u90e8\u5206 *\/\n    #base32-tool .encoding-select-wrapper {\n      display: flex;\n      justify-content: flex-end;\n      align-items: center;        \/* \u7e26\u4f4d\u7f6e\u3092\u304d\u3061\u3093\u3068\u63c3\u3048\u308b *\/\n      margin-bottom: 8px;\n      gap: 8px;                   \/* \u30e9\u30d9\u30eb\u3068\u30bb\u30ec\u30af\u30c8\u306e\u9593\u9694 *\/\n      flex-wrap: nowrap;          \/* PC\u6642\u306f\u6298\u308a\u8fd4\u3055\u306a\u3044 *\/\n    }\n\n    #base32-tool .encoding-label {\n      font-size: 13px;\n      color: #555;\n      margin-right: 0;            \/* gap \u3092\u4f7f\u3046\u306e\u3067 margin-right \u306f\u4e0d\u8981 *\/\n      white-space: nowrap;        \/* \u300c\u6587\u5b57\u30b3\u30fc\u30c9:\u300d\u3092\u6298\u308a\u8fd4\u3055\u306a\u3044 *\/\n    }\n\n    \/* \u30bb\u30ec\u30af\u30c8\u30dc\u30c3\u30af\u30b9\u3092\u6a2a\u9577\u306b\u306a\u308a\u3059\u304e\u306a\u3044\u3088\u3046\u6291\u3048\u308b *\/\n    #base32-tool .encoding-select {\n      padding: 4px 8px;\n      border: 1px solid #ddd;\n      border-radius: 4px;\n      background-color: #fff;\n      font-size: 13px;\n      cursor: pointer;\n      width: auto;                \/* \u30b3\u30f3\u30c6\u30f3\u30c4\u306b\u5408\u308f\u305b\u308b *\/\n      min-width: 110px;           \/* \u5c0f\u3055\u3059\u304e\u306a\u3044\u3088\u3046\u306b *\/\n      max-width: 160px;           \/* \u6a2a\u306b\u4f38\u3073\u3059\u304e\u306a\u3044\u3088\u3046\u306b *\/\n    }\n\n    #base32-tool .encoding-select:focus {\n      outline: none;\n      border-color: #13284B;\n    }\n\n    \/* \u5165\u529b\u30a8\u30ea\u30a2 *\/\n    #base32-tool .input-area {\n      width: 100%;\n      min-height: 150px;\n      padding: 12px;\n      border: 1px solid #ddd;\n      border-radius: 4px;\n      font-size: 14px;\n      font-family: 'Courier New', monospace;\n      resize: vertical;\n      background-color: #fff;\n    }\n\n    #base32-tool .input-area:focus {\n      outline: none;\n      border-color: #13284B;\n    }\n\n    \/* \u30dc\u30bf\u30f3\u7fa4 *\/\n    #base32-tool .button-group {\n      display: flex;\n      gap: 10px;\n      margin: 16px 0;\n      flex-wrap: wrap;\n    }\n\n    #base32-tool .btn {\n      padding: 10px 20px;\n      border: none;\n      border-radius: 4px;\n      font-size: 14px;\n      cursor: pointer;\n      transition: opacity 0.2s;\n      font-weight: 500;\n    }\n\n    #base32-tool .btn:hover {\n      opacity: 0.85;\n    }\n\n    #base32-tool .btn:active {\n      opacity: 0.7;\n    }\n\n    #base32-tool .btn:disabled {\n      opacity: 0.5;\n      cursor: not-allowed;\n    }\n\n    #base32-tool .btn-primary {\n      background-color: #13284B;\n      color: #fff;\n    }\n\n    #base32-tool .btn-secondary {\n      background-color: #fff;\n      color: #333;\n      border: 1px solid #ddd;\n    }\n\n    \/* \u51fa\u529b\u30a8\u30ea\u30a2 *\/\n    #base32-tool .output-wrapper {\n      margin-top: 16px;\n    }\n\n    #base32-tool .output-header {\n      font-size: 14px;\n      color: #333;\n      margin-bottom: 8px;\n      font-weight: 500;\n    }\n\n    #base32-tool .output-area {\n      width: 100%;\n      min-height: 150px;\n      padding: 12px;\n      border: 1px solid #ddd;\n      border-radius: 4px;\n      font-size: 14px;\n      font-family: 'Courier New', monospace;\n      resize: vertical;\n      background-color: #f5f5f5;\n      color: #333;\n    }\n\n    #base32-tool .output-area:focus {\n      outline: none;\n      border-color: #13284B;\n    }\n\n    \/* \u30b9\u30c6\u30fc\u30bf\u30b9\u8868\u793a *\/\n    #base32-tool .status-area {\n      margin-top: 12px;\n      padding: 10px;\n      background-color: #f9f9f9;\n      border-radius: 4px;\n      font-size: 12px;\n      color: #666;\n      line-height: 1.6;\n    }\n\n    #base32-tool .error-message {\n      color: #d32f2f;\n      font-weight: 500;\n    }\n\n    #base32-tool .success-message {\n      color: #2e7d32;\n      font-weight: 500;\n    }\n\n    \/* \u30b3\u30d4\u30fc\u306e\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7 *\/\n    #base32-tool .copy-tooltip {\n      position: relative;\n      display: inline-block;\n    }\n\n    #base32-tool .copy-feedback {\n      position: absolute;\n      bottom: 100%;\n      left: 50%;\n      transform: translateX(-50%);\n      background-color: #333;\n      color: #fff;\n      padding: 6px 12px;\n      border-radius: 4px;\n      font-size: 12px;\n      white-space: nowrap;\n      margin-bottom: 8px;\n      opacity: 0;\n      pointer-events: none;\n      transition: opacity 0.3s;\n      z-index: 1000;\n    }\n\n    #base32-tool .copy-feedback.show {\n      opacity: 1;\n    }\n\n    #base32-tool .copy-feedback::after {\n      content: '';\n      position: absolute;\n      top: 100%;\n      left: 50%;\n      transform: translateX(-50%);\n      border: 4px solid transparent;\n      border-top-color: #333;\n    }\n\n    \/* \u30bf\u30d6\u30ec\u30c3\u30c8\u4ee5\u4e0b\u306e\u8abf\u6574 *\/\n    @media (max-width: 768px) {\n      #base32-tool .button-group {\n        gap: 8px;\n      }\n      \n      #base32-tool .btn {\n        padding: 10px 16px;\n        font-size: 13px;\n      }\n    }\n\n    \/* \u30b9\u30de\u30db\u3067\u306f\u5f93\u6765\u901a\u308a\u7e26\u4e26\u3073\u30fb\u5e45100% *\/\n    @media (max-width: 600px) {\n      #base32-tool .button-group {\n        flex-direction: column;\n      }\n      \n      #base32-tool .btn {\n        width: 100%;\n      }\n      \n      #base32-tool .encoding-select-wrapper {\n        flex-direction: column;\n        align-items: flex-start;\n        gap: 4px;\n      }\n      \n      #base32-tool .encoding-label {\n        margin-right: 0;\n      }\n      \n      #base32-tool .encoding-select {\n        width: 100%;\n        max-width: none;\n      }\n    }\n  <\/style>\n\n  <div class=\"tool-container\">\n    <div class=\"tool-header\">\n      <div class=\"encoding-select-wrapper\">\n        <label for=\"base32-encoding\" class=\"encoding-label\">\u6587\u5b57\u30b3\u30fc\u30c9:<\/label>\n        <select id=\"base32-encoding\" class=\"encoding-select\" aria-label=\"\u6587\u5b57\u30b3\u30fc\u30c9\u3092\u9078\u629e\">\n          <option value=\"UTF-8\" selected>UTF-8<\/option>\n          <option value=\"Shift_JIS\">Shift_JIS<\/option>\n          <option value=\"ASCII\">ASCII<\/option>\n        <\/select>\n      <\/div>\n      <textarea id=\"base32-input\" class=\"input-area\" placeholder=\"\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u305f\u3044\u30c6\u30ad\u30b9\u30c8\u3001\u307e\u305f\u306f\u30c7\u30b3\u30fc\u30c9\u3057\u305f\u3044Base32\u6587\u5b57\u5217\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\" aria-label=\"\u5165\u529b\u30c6\u30ad\u30b9\u30c8\u30a8\u30ea\u30a2\"><\/textarea>\n    <\/div>\n\n    <div class=\"button-group\">\n      <button id=\"base32-encode-btn\" class=\"btn btn-primary\" aria-label=\"\u30c6\u30ad\u30b9\u30c8\u3092Base32\u306b\u30a8\u30f3\u30b3\u30fc\u30c9\">\u30a8\u30f3\u30b3\u30fc\u30c9\u3059\u308b<\/button>\n      <button id=\"base32-decode-btn\" class=\"btn btn-primary\" aria-label=\"Base32\u3092\u30c6\u30ad\u30b9\u30c8\u306b\u30c7\u30b3\u30fc\u30c9\">\u30c7\u30b3\u30fc\u30c9\u3059\u308b<\/button>\n      <div class=\"copy-tooltip\">\n        <button id=\"base32-copy-btn\" class=\"btn btn-secondary\" aria-label=\"\u51fa\u529b\u7d50\u679c\u3092\u30b3\u30d4\u30fc\">\u30b3\u30d4\u30fc<\/button>\n        <span id=\"base32-copy-feedback\" class=\"copy-feedback\" role=\"status\" aria-live=\"polite\">\u30b3\u30d4\u30fc\u3057\u307e\u3057\u305f<\/span>\n      <\/div>\n      <button id=\"base32-clear-btn\" class=\"btn btn-secondary\" aria-label=\"\u5165\u529b\u3068\u51fa\u529b\u3092\u30af\u30ea\u30a2\">\u30af\u30ea\u30a2<\/button>\n    <\/div>\n\n    <div class=\"output-wrapper\">\n      <p class=\"output-header\">\u51fa\u529b\u7d50\u679c<\/p>\n      <textarea id=\"base32-output\" class=\"output-area\" readonly aria-label=\"\u51fa\u529b\u7d50\u679c\u30a8\u30ea\u30a2\"><\/textarea>\n    <\/div>\n\n    <div id=\"base32-status\" class=\"status-area\" role=\"status\" aria-live=\"polite\">\n      \u73fe\u5728\u306e\u30e2\u30fc\u30c9: \u2013 \/ \u6587\u5b57\u30b3\u30fc\u30c9: UTF-8\n    <\/div>\n  <\/div>\n<\/div>\n\n\n\n<p>\u3053\u306e\u300cBase32\u30a8\u30f3\u30b3\u30fc\u30c9\u30fb\u30c7\u30b3\u30fc\u30c9\u30c4\u30fc\u30eb\u300d\u306f\u3001\u4efb\u610f\u306e\u30c6\u30ad\u30b9\u30c8\u30c7\u30fc\u30bf\u3068\u300cBase32\u300d\u3068\u547c\u3070\u308c\u308b\u30c7\u30fc\u30bf\u5f62\u5f0f\u3092\u76f8\u4e92\u306b\u5909\u63db\u3067\u304d\u308b\u7121\u6599\u306eWEB\u30c4\u30fc\u30eb\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-0\">Base32\u30a8\u30f3\u30b3\u30fc\u30c9\u30fb\u30c7\u30b3\u30fc\u30c9\u30c4\u30fc\u30eb\u306e\u4f7f\u3044\u65b9<\/h2>\n\n\n\n<p>\u5909\u63db\u3057\u305f\u3044\u30c6\u30ad\u30b9\u30c8\u3001\u307e\u305f\u306fBase32\u6587\u5b57\u5217\u3092\u5165\u529b\u3057\u3001\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u3060\u3051\u3067\u7d50\u679c\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>\u5165\u529b\u30a8\u30ea\u30a2\u306b\u30c6\u30ad\u30b9\u30c8\u3092\u5165\u529b<\/strong> \u5909\u63db\u5143\u306e\u6587\u7ae0\u3001\u307e\u305f\u306f\u89e3\u8aad\u3057\u305f\u3044Base32\u30b3\u30fc\u30c9\u3092\u5165\u529b\u30a8\u30ea\u30a2\u306b\u8cbc\u308a\u4ed8\u3051\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u6587\u5b57\u30b3\u30fc\u30c9\u3092\u9078\u629e\uff08\u65e5\u672c\u8a9e\u306e\u5834\u5408\uff09<\/strong> \u901a\u5e38\u306f\u300cUTF-8\u300d\u306e\u307e\u307e\u3067\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u53e4\u3044\u30b7\u30b9\u30c6\u30e0\u3084Windows\u74b0\u5883\u306e\u30c6\u30ad\u30b9\u30c8\u3092\u6271\u3046\u969b\u306b\u6587\u5b57\u5316\u3051\u304c\u767a\u751f\u3059\u308b\u5834\u5408\u306f\u3001\u300cShift_JIS\u300d\u306a\u3069\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n\n\n\n<li><strong>\u5b9f\u884c\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>\u30a8\u30f3\u30b3\u30fc\u30c9\u3059\u308b<\/strong>: \u5165\u529b\u3057\u305f\u30c6\u30ad\u30b9\u30c8\u3092Base32\u5f62\u5f0f\uff08\u82f1\u6570\u5b57\uff09\u306b\u5909\u63db\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30c7\u30b3\u30fc\u30c9\u3059\u308b<\/strong>: \u5165\u529b\u3057\u305fBase32\u5f62\u5f0f\u306e\u6587\u5b57\u5217\u3092\u3001\u5143\u306e\u30c6\u30ad\u30b9\u30c8\uff08\u65e5\u672c\u8a9e\u3084\u82f1\u8a9e\uff09\u306b\u623b\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u7d50\u679c\u3092\u30b3\u30d4\u30fc<\/strong> \u51fa\u529b\u7d50\u679c\u30a8\u30ea\u30a2\u306b\u8868\u793a\u3055\u308c\u305f\u6587\u5b57\u5217\u3092\u300c\u30b3\u30d4\u30fc\u300d\u30dc\u30bf\u30f3\u3067\u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u306b\u4fdd\u5b58\u3057\u3066\u5229\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-1\">\u3053\u306e\u30c4\u30fc\u30eb\u3067\u3067\u304d\u308b\u3053\u3068<\/h2>\n\n\n\n<p>\u3053\u306e\u30c4\u30fc\u30eb\u3092\u4f7f\u3046\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30c6\u30ad\u30b9\u30c8\u3084Base32\u6587\u5b57\u5217\u3092\u5909\u63db\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30c6\u30ad\u30b9\u30c8\u3092Base32\u306b\u5909\u63db\uff08\u30a8\u30f3\u30b3\u30fc\u30c9\uff09<\/strong> \u65e5\u672c\u8a9e\u3084\u82f1\u8a9e\u306e\u6587\u7ae0\u3092\u3001Base32\u306e\u30eb\u30fc\u30eb\u306b\u5f93\u3063\u3066\u300cA\u301cZ\u300d\u306e\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u3068\u300c2\u301c7\u300d\u306e\u6570\u5b57\u306e\u307f\u3067\u69cb\u6210\u3055\u308c\u308b\u6587\u5b57\u5217\u306b\u5909\u63db\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>Base32\u3092\u30c6\u30ad\u30b9\u30c8\u306b\u5fa9\u5143\uff08\u30c7\u30b3\u30fc\u30c9\uff09<\/strong> 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id=\"i-2\">\u3053\u306e\u30c4\u30fc\u30eb\u3067\u53d6\u5f97\u3059\u308b\u60c5\u5831\u306e\u57fa\u790e\u77e5\u8b58<\/h2>\n\n\n\n<p>Base32\u3068\u306f\u3001\u30d0\u30a4\u30ca\u30ea\u30c7\u30fc\u30bf\uff08\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u304c\u6271\u30460\u30681\u306e\u30c7\u30fc\u30bf\uff09\u3092\u3001\u4eba\u9593\u304c\u8b58\u5225\u3057\u3084\u3059\u304432\u7a2e\u985e\u306e\u6587\u5b57\u3060\u3051\u3067\u8868\u73fe\u3059\u308b\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u65b9\u5f0f\u306e\u4e00\u3064\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4f7f\u7528\u3055\u308c\u308b\u6587\u5b57<\/strong> \u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u306e\u300cA\u301cZ\u300d\u3068\u3001\u6570\u5b57\u306e\u300c2\u301c7\u300d\u306e\u8a0832\u6587\u5b57\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u306a\u305c\u3053\u306e\u6587\u5b57\u306a\u306e\u304b\uff1f<\/strong> 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