[{"data":1,"prerenderedAt":276},["ShallowReactive",2],{"page-\u002Fja\u002Fguide\u002Fmultisig-wallet-to-shamir-backup":3},{"id":4,"title":5,"body":6,"description":221,"extension":222,"meta":223,"navigation":272,"path":250,"seo":273,"stem":274,"__hash__":275},"content\u002Fja\u002Fguides\u002Fmultisig-wallet-vs-shamir-backup.md","MultisigウォレットとShamirバックアップ: どちらを使うべき？",{"type":7,"value":8,"toc":209},"minimark",[9,13,16,20,87,91,94,98,101,104,164,168,171,175,178,182,185,203,206],[10,11,12],"p",{},"Multisig と Shamir はどちらも「安全性を上げる」方法に見えますが、守る対象が違います。",[10,14,15],{},"Multisig は送金時の承認を変えます。複数の鍵が署名しないと資金を動かせません。Shamir は復元方法を変えます。一定数のバックアップ片で同じウォレットを復元します。",[17,18,19],"h2",{"id":19},"短い答え",[21,22,23,36],"table",{},[24,25,26],"thead",{},[27,28,29,33],"tr",{},[30,31,32],"th",{},"状況",[30,34,35],{},"向いている選択",[37,38,39,48,55,63,71,79],"tbody",{},[27,40,41,45],{},[42,43,44],"td",{},"会社、DAO、共有資金を管理する",[42,46,47],{},"Multisig",[27,49,50,53],{},[42,51,52],{},"支出ごとに複数人の承認が必要",[42,54,47],{},[27,56,57,60],{},[42,58,59],{},"1人で seed を一か所に置きたくない",[42,61,62],{},"Shamir またはより簡単なバックアップ",[27,64,65,68],{},[42,66,67],{},"日常の手間を増やしたくない",[42,69,70],{},"Shamir または単体ハードウェアウォレット",[27,72,73,76],{},[42,74,75],{},"パスワードやバックアップを失くしがち",[42,77,78],{},"まだ高度な構成にしない",[27,80,81,84],{},[42,82,83],{},"最も簡単なモバイル型を求める",[42,85,86],{},"先に Tangem を比較",[17,88,90],{"id":89},"multisig-が守るもの","Multisig が守るもの",[10,92,93],{},"Multisig は 2-of-3 や 3-of-5 のような署名しきい値を使います。Ledger と Trezor は、単一障害点を減らす方法として説明しています。ただし複数の署名デバイス、XPUB、ウォレット設定を保管する必要があります。",[17,95,97],{"id":96},"shamir-が守るもの","Shamir が守るもの",[10,99,100],{},"Trezor の multi-share backup は復元を複数のシェアに分けます。必要数のシェアがそろうと復元できます。これは支出承認ではなく、バックアップの冗長化です。",[17,102,103],{"id":103},"実用上の違い",[21,105,106,118],{},[24,107,108],{},[27,109,110,113,115],{},[30,111,112],{},"質問",[30,114,47],{},[30,116,117],{},"Shamir",[37,119,120,131,142,153],{},[27,121,122,125,128],{},[42,123,124],{},"変わるもの",[42,126,127],{},"支出に複数署名が必要",[42,129,130],{},"復元に複数シェアが必要",[27,132,133,136,139],{},[42,134,135],{},"主目的",[42,137,138],{},"共同管理",[42,140,141],{},"バックアップ冗長化",[27,143,144,147,150],{},[42,145,146],{},"日常の手間",[42,148,149],{},"大きい",[42,151,152],{},"通常は小さい",[27,154,155,158,161],{},[42,156,157],{},"複雑さ",[42,159,160],{},"高い",[42,162,163],{},"中程度",[17,165,167],{"id":166},"multisig-が合う場合","Multisig が合う場合",[10,169,170],{},"会社資金、DAO、家族の共有資産、高度な Bitcoin ユーザーには Multisig が合います。ポリシー、署名者の場所、設定バックアップ、緊急時の手順を文書化してください。",[17,172,174],{"id":173},"shamir-が合う場合","Shamir が合う場合",[10,176,177],{},"主な心配が「完全な seed phrase が一か所にあること」なら Shamir が合います。配偶者や相続人に簡単に説明できないなら、構成は複雑すぎます。",[17,179,181],{"id":180},"ledgertrezortangem","Ledger、Trezor、Tangem",[10,183,184],{},"Ledger は Multisig のハードウェア署名者として使えます。Trezor は Shamir との比較で特に重要です。Tangem はよりシンプルな選択肢で、高度な Multisig よりも回復の分かりやすさを重視する人に向きます。",[10,186,187,188,193,194,193,198,202],{},"次に ",[189,190,192],"a",{"href":191},"\u002Fja\u002Fguides\u002Fpaper-vs-metal-seed-phrase-backup","紙と金属のバックアップ","、",[189,195,197],{"href":196},"\u002Fja\u002Fguides\u002Fshould-you-use-a-passphrase-on-your-hardware-wallet","パスフレーズ",[189,199,201],{"href":200},"\u002Fja\u002Freviews\u002Ftangem-review","Tangemレビュー","を読んでください。",[17,204,205],{"id":205},"結論",[10,207,208],{},"Multisig は支出管理、Shamir は復元管理です。初心者にとって最初の改善は、複雑な構成ではなく検証済みバックアップです。",{"title":210,"searchDepth":211,"depth":211,"links":212},"",2,[213,214,215,216,217,218,219,220],{"id":19,"depth":211,"text":19},{"id":89,"depth":211,"text":90},{"id":96,"depth":211,"text":97},{"id":103,"depth":211,"text":103},{"id":166,"depth":211,"text":167},{"id":173,"depth":211,"text":174},{"id":180,"depth":211,"text":181},{"id":205,"depth":211,"text":205},"Multisig、Shamirバックアップ、よりシンプルなハードウェアウォレット構成を比較し、自己管理を複雑にする前に判断しましょう。","md",{"publishedAt":224,"updatedAt":224,"schemaType":225,"localizedVersions":226,"referralName":266,"referralUrl":267,"referralCode":268,"offerCta":269,"offerHeadline":270,"offerDescription":271,"offerLastChecked":224},"May 9, 2026","Article",[227,230,233,236,239,242,245,248,251,254,257,260,263],{"label":228,"path":229},"English","\u002Fguides\u002Fmultisig-wallet-vs-shamir-backup",{"label":231,"path":232},"Español","\u002Fes\u002Fguides\u002Fmultisig-wallet-vs-shamir-backup",{"label":234,"path":235},"Deutsch","\u002Fde\u002Fguides\u002Fmultisig-wallet-vs-shamir-backup",{"label":237,"path":238},"Français","\u002Ffr\u002Fguides\u002Fmultisig-wallet-vs-shamir-backup",{"label":240,"path":241},"Italiano","\u002Fit\u002Fguides\u002Fmultisig-wallet-vs-shamir-backup",{"label":243,"path":244},"Português","\u002Fpt\u002Fguides\u002Fmultisig-wallet-vs-shamir-backup",{"label":246,"path":247},"Nederlands","\u002Fnl\u002Fguides\u002Fmultisig-wallet-vs-shamir-backup",{"label":249,"path":250},"日本語","\u002Fja\u002Fguides\u002Fmultisig-wallet-vs-shamir-backup",{"label":252,"path":253},"Türkçe","\u002Ftr\u002Fguides\u002Fmultisig-wallet-vs-shamir-backup",{"label":255,"path":256},"中文","\u002Fzh\u002Fguides\u002Fmultisig-wallet-vs-shamir-backup",{"label":258,"path":259},"Русский","\u002Fru\u002Fguides\u002Fmultisig-wallet-vs-shamir-backup",{"label":261,"path":262},"العربية","\u002Far\u002Fguides\u002Fmultisig-wallet-vs-shamir-backup",{"label":264,"path":265},"한국어","\u002Fko\u002Fguides\u002Fmultisig-wallet-vs-shamir-backup","Tangem","https:\u002F\u002Ftangem.com\u002Finvite\u002FQ29LSP","Q29LSP","Tangemを見る","よりシンプルなバックアップ方式が合うならTangemを検討","MultisigやShamirが実際の復元には複雑すぎると感じるなら、Tangemは比較候補になります。",true,{"title":5,"description":221},"ja\u002Fguides\u002Fmultisig-wallet-vs-shamir-backup","r8WHPlN5T01SGNtIXtMepBADYhKqZYnNBLQeQvjSpVM",1778306017179]