{"id":175613,"date":"2026-10-16T16:24:27","date_gmt":"2026-10-16T07:24:27","guid":{"rendered":"https:\/\/cryptonews.com\/jp\/news\/google-quantum-error-correction-bitcoin-security-risk\/"},"modified":"2026-10-16T16:24:27","modified_gmt":"2026-10-16T07:24:27","slug":"google-quantum-error-correction-bitcoin-security-risk","status":"publish","type":"post","link":"https:\/\/cryptonews.com\/jp\/news\/google-quantum-error-correction-bitcoin-security-risk\/","title":{"rendered":"Google\u306e\u91cf\u5b50\u8aa4\u308a\u8a02\u6b63\u304c\u524d\u9032\u3001\u30d3\u30c3\u30c8\u30b3\u30a4\u30f3\u3078\u306e\u8105\u5a01\u306f\uff1f"},"content":{"rendered":"<p>Google\u306e\u6700\u65b0\u306e\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u6280\u8853\u306f\u3001\u95a2\u9023\u3059\u308b\u8aa4\u308a\u7387\u309240\u5206\u306e1\u306b\u4f4e\u6e1b\u3057\u300199.9%\u306e\u7cbe\u5ea6\u3092\u9054\u6210\u3057\u305f\u3068\u5831\u3058\u3089\u308c\u305f\u3002\u91cf\u5b50\u8a08\u7b97\u304c\u5c06\u6765\u7684\u306b\u6301\u3061\u3046\u308b\u80fd\u529b\u306f\u30d3\u30c3\u30c8\u30b3\u30a4\u30f3\u306e\u6697\u53f7\u6280\u8853\u3092\u8105\u304b\u3059\u53ef\u80fd\u6027\u304c\u3042\u308b\u304c\u3001\u4eca\u56de\u306e\u6210\u679c\u306f\u91cf\u5b50\u30a8\u30e9\u30fc\u3078\u306e\u5bfe\u51e6\u306b\u95a2\u3059\u308b\u3082\u306e\u3060\u3002Google\u306e\u624b\u6cd5\u304c\u3088\u308a\u5927\u898f\u6a21\u3067\u3082\u6a5f\u80fd\u3059\u308b\u304b\u306f\u3001\u307e\u3060\u5b9f\u8a3c\u3055\u308c\u3066\u3044\u306a\u3044\u3002<\/p><p>\u3057\u305f\u304c\u3063\u3066\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u5bfe\u3059\u308b\u5dee\u3057\u8feb\u3063\u305f\u8105\u5a01\u306b\u5909\u5316\u306f\u306a\u3044\u3002\u4e00\u65b9\u3067\u3001\u9577\u671f\u7684\u306a\u30d3\u30c3\u30c8\u30b3\u30a4\u30f3\u306e\u91cf\u5b50\u30ea\u30b9\u30af\u3092\u3001\u7d14\u7c8b\u306b\u7406\u8ad6\u4e0a\u306e\u5de5\u5b66\u8ab2\u984c\u3068\u3057\u3066\u7247\u4ed8\u3051\u306b\u304f\u304f\u306a\u3063\u305f\u3002\u9694\u305f\u308a\u306f\u7e2e\u307e\u308a\u3064\u3064\u3042\u308b\u3082\u306e\u306e\u3001\u4f9d\u7136\u3068\u3057\u3066\u5927\u304d\u3044\u3002<\/p><p><\/p><blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">\ud83d\udea8JUST IN: Google may bring Bitcoin\u2019s Q-Day sooner than expected after its Willow chip cuts quantum errors 40x.<br><br>Google says a technique called \u201cmagic state cultivation\u201d now works on its Willow chip, cutting errors about 40x with a record 99.99% accuracy.<br><br>Q-Day is the moment a\u2026 <a href=\"https:\/\/t.co\/6fquMJURPH\">pic.twitter.com\/6fquMJURPH<\/a><\/p>&mdash; Coin Bureau (@coinbureau) <a href=\"https:\/\/x.com\/coinbureau\/status\/2110823318848958534?ref_src=twsrc%5Etfw\">October 15, 2026<\/a><\/blockquote><script async src=\"https:\/\/platform.x.com\/widgets.js\" charset=\"utf-8\"><\/script><p>Google\u306e\u7814\u7a76\u304c\u5bfe\u8c61\u3068\u3059\u308b\u306e\u306f\u300c\u30de\u30b8\u30c3\u30af\u30b9\u30c6\u30fc\u30c8\u300d\u3068\u547c\u3070\u308c\u308b\u3001\u91cf\u5b50\u8a08\u7b97\u3067\u4f7f\u308f\u308c\u308b\u7279\u6b8a\u306a\u30ea\u30bd\u30fc\u30b9\u3060\u3002\u4e3b\u8981\u5831\u9053\u306b\u3088\u308b\u3068\u3001\u901a\u5e38\u306f\u91cf\u5b50\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u306e\u80fd\u529b\u306e\u7d0495%\u3092\u6d88\u8cbb\u3059\u308b\u3002\u3053\u3046\u3057\u305f\u72b6\u614b\u306e\u4fe1\u983c\u6027\u3068\u751f\u6210\u52b9\u7387\u304c\u9ad8\u307e\u308c\u3070\u3001\u3088\u308a\u5927\u898f\u6a21\u3067\u5b9f\u7528\u7684\u306a\u91cf\u5b50\u30de\u30b7\u30f3\u3092\u69cb\u7bc9\u3059\u308b\u3046\u3048\u3067\u5927\u304d\u306a\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306e\u7de9\u548c\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/p><p>\u5341\u5206\u306a\u80fd\u529b\u3092\u6301\u3064\u30d5\u30a9\u30fc\u30eb\u30c8\u30c8\u30ec\u30e9\u30f3\u30c8\u30b7\u30b9\u30c6\u30e0\u306b\u306f\u91cf\u5b50\u8aa4\u308a\u8a02\u6b63\u304c\u6b20\u304b\u305b\u306a\u3044\u3002\u305f\u3060\u3057\u3001\u30d3\u30c3\u30c8\u30b3\u30a4\u30f3\u3078\u306e\u8105\u5a01\u304c\u73fe\u5b9f\u306b\u306a\u308b\u306b\u306f\u3001\u53b3\u3057\u3044\u6761\u4ef6\u3092\u6e80\u305f\u3059\u8907\u6570\u306e\u80fd\u529b\u304c\u305d\u308d\u3046\u5fc5\u8981\u304c\u3042\u308b\u3002\u4eca\u56de\u306e\u7bc0\u76ee\u306f\u3001\u9577\u671f\u7684\u306a\u5099\u3048\u3092\u9032\u3081\u308b\u5fc5\u8981\u6027\u3092\u88cf\u4ed8\u3051\u308b\u3082\u306e\u3060\u3002<\/p><h2>Google\u306e\u898b\u7a4d\u3082\u308a\u3067\u3001\u30d3\u30c3\u30c8\u30b3\u30a4\u30f3\u3078\u306e\u91cf\u5b50\u653b\u6483\u306f\u3069\u308c\u307b\u3069\u5148\u304b<\/h2><span 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class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/cryptonews.com\/wp-content\/uploads\/sites\/6\/2026\/10\/content-img-1-21.jpg\" alt=\"Google\u304c\u30a8\u30e9\u30fc\u309240\u5206\u306e1\u306b\u6e1b\u3089\u3057\u300199.9%\u306e\u7cbe\u5ea6\u3092\u9054\u6210\u3057\u305f\u3068\u5831\u544a\u3002Bitcoin\u306e\u91cf\u5b50\u30ea\u30b9\u30af\u304c\u9ad8\u307e\u308b\u4e2d\u3001Q\u30c7\u30fc\u306f\u8fd1\u3065\u3044\u3066\u3044\u308b\u306e\u304b\uff1f\"><\/figure><p>\u540c\u69d8\u306b\u3001\u9ad8\u5ea6\u306a\u30de\u30b7\u30f3\u304c\u516c\u958b\u9375\u304b\u3089\u79d8\u5bc6\u9375\u30929\u5206\u3067\u5c0e\u304d\u51fa\u305b\u308b\u3068\u3044\u3046\u30b7\u30ca\u30ea\u30aa\u3082\u3001\u4eee\u60f3\u7684\u306a\u653b\u6483\u80fd\u529b\u3092\u793a\u3059\u3082\u306e\u3067\u3001\u73fe\u5728\u305d\u306e\u3088\u3046\u306a\u30de\u30b7\u30f3\u304c\u5b58\u5728\u3059\u308b\u3068\u3044\u3046\u610f\u5473\u3067\u306f\u306a\u3044\u3002<\/p><p>\u5b9f\u969b\u306b\u5371\u967a\u306b\u3055\u3089\u3055\u308c\u308b\u304b\u3069\u3046\u304b\u306f\u3001\u516c\u958b\u9375\u304c\u660e\u3089\u304b\u306b\u306a\u3063\u3066\u3044\u308b\u304b\u306b\u3082\u5de6\u53f3\u3055\u308c\u308b\u3002Google\u306f\u6697\u53f7\u8cc7\u7523\u30a2\u30c9\u30ec\u30b9\u306e\u91cf\u5b50\u8106\u5f31\u6027\u306b\u3064\u3044\u3066\u5e45\u5e83\u304f\u5206\u6790\u3057\u3066\u3044\u308b\u3002\u30d3\u30c3\u30c8\u30b3\u30a4\u30f3\u304c\u6700\u7d42\u7684\u306b\u5bfe\u5fdc\u3059\u308b\u306b\u306f\u3001\u6280\u8853\u7684\u306b\u78ba\u304b\u306a\u79fb\u884c\u7d4c\u8def\u306b\u52a0\u3048\u3001\u30e6\u30fc\u30b6\u30fc\u3001\u958b\u767a\u8005\u3001\u30ab\u30b9\u30c8\u30c7\u30a3\u30a2\u30f3\u9593\u306e\u9023\u643a\u304c\u5fc5\u8981\u3068\u306a\u308b\u3002<\/p><h2>\u9577\u671f\u7684\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8ab2\u984c\u3068\u3057\u3066\u5099\u3048\u308b<\/h2><span 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Lopp\u6c0f\u306f\u3001\u30d3\u30c3\u30c8\u30b3\u30a4\u30f3\u306e\u516c\u958b\u9375\u3092\u89e3\u8aad\u3067\u304d\u308b\u307b\u3069\u5f37\u529b\u306a\u30de\u30b7\u30f3\u306e\u5b9f\u73fe\u306b\u306f\u3001\u5c11\u306a\u304f\u3068\u3082\u3042\u306810\u5e74\u304b\u304b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3068\u8ff0\u3079\u3066\u3044\u308b\u3002Google\u306e\u8aa4\u308a\u8a02\u6b63\u306e\u9032\u5c55\u306f\u3001\u3053\u306e\u554f\u984c\u3092\u8a08\u753b\u306b\u7e54\u308a\u8fbc\u3080\u3079\u304d\u7406\u7531\u3092\u3042\u3089\u305f\u3081\u3066\u793a\u3057\u3066\u3044\u308b\u3002<\/p><figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/cryptonews.com\/wp-content\/themes\/cryptonews\/images\/p\/no_image.svg\" alt=\"Google\u304c\u30a8\u30e9\u30fc\u309240\u5206\u306e1\u306b\u6e1b\u3089\u3057\u300199.9%\u306e\u7cbe\u5ea6\u3092\u9054\u6210\u3057\u305f\u3068\u5831\u544a\u3002Bitcoin\u306e\u91cf\u5b50\u30ea\u30b9\u30af\u304c\u9ad8\u307e\u308b\u4e2d\u3001Q\u30c7\u30fc\u306f\u8fd1\u3065\u3044\u3066\u3044\u308b\u306e\u304b\uff1f\" class=\" lazyload\" data-src=\"https:\/\/cryptonews.com\/wp-content\/uploads\/sites\/6\/2026\/10\/content-img-2-3.jpg\" data-srcset=\"\"><figcaption class=\"wp-element-caption\">Jameson Lopp &#8211; \u5199\u771f\uff1aGage Skidmore \/ CC BY-SA 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