# 民法 / Civil Code — 第四百五十七条 (Article 457)

- Law: 民法 (Civil Code), 明治二十九年法律第八十九号
- English title "Civil Code": Ministry of Justice translation
- Kind: Act — the distinction between 法律 (Act), 政令 (Cabinet Order), 省令 (Ministerial Order) and 条例 (local ordinance) decides who may issue it and what it may say.
- Provision: 第四百五十七条 (Article 457)（主たる債務者について生じた事由の効力） — address `art-457`
- Text in force since: 2026-06-24
- URL (the page that opens at this provision): https://japanlaw.org/en/civil-code/art-457
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/129AC0000000089/art-457
- Every provision below carries its address and both URLs on the line under it.
- Japanese text: e-Gov 法令検索, Digital Agency (デジタル庁). English: as marked on each line below.

Only the Japanese as published by the government has legal effect; the text
below is a copy of it. Every English rendering below is a translation and
says which kind: the Ministry of Justice's translation, or this
site's machine translation, whose model and date the Sources list names.
They are never merged and never substituted for one another.

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### 第四百五十七条（主たる債務者について生じた事由の効力） — (Effect of Circumstance Which Arises with Respect to the Principal Obligor)
<sup>caption: Ministry of Justice translation — Japanese Law Translation Database System</sup>
<sup>art-457 · https://japanlaw.org/en/civil-code/art-457 · https://japanlaw.org/l/129AC0000000089/art-457</sup>

        **第一項**  主たる債務者に対する履行の請求その他の事由による時効の完成猶予及び更新は、保証人に対しても、その効力を生ずる。
        <sup>art-457/par-1 · https://japanlaw.org/en/civil-code/art-457/par-1 · https://japanlaw.org/l/129AC0000000089/art-457/par-1</sup>
        The postponement of expiration of prescription period and the renewal of prescription period due to grounds such as a request for performance in relation to the principal obligor are also effective in relation to the guarantor.
        <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

        **第二項**  保証人は、主たる債務者が主張することができる抗弁をもって債権者に対抗することができる。
        <sup>art-457/par-2 · https://japanlaw.org/en/civil-code/art-457/par-2 · https://japanlaw.org/l/129AC0000000089/art-457/par-2</sup>
        A guarantor may assert against the obligee a defense that can be raised by the principal obligor.
        <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

        **第三項**  主たる債務者が債権者に対して相殺権、取消権又は解除権を有するときは、これらの権利の行使によって主たる債務者がその債務を免れるべき限度において、保証人は、債権者に対して債務の履行を拒むことができる。
        <sup>art-457/par-3 · https://japanlaw.org/en/civil-code/art-457/par-3 · https://japanlaw.org/l/129AC0000000089/art-457/par-3</sup>
        If the principal obligor has a right to set-off, right to revoke or right to cancel against the obligee, the guarantor may refuse to perform the obligation to the obligee to the extent that the principal obligor should have been released from the obligation by exercising these rights.
        <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

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## Sources

- e-Gov 法令検索, Digital Agency (デジタル庁) — 民法 — the text in force from 2026-06-24 (https://laws.e-gov.go.jp/law/129AC0000000089/20260624_508AC0000000045), retrieved 2026-10-11
- Japanese Law Translation Database System, Ministry of Justice (法務省) — Civil Code — Ministry of Justice translation (part 1 of 2) (https://www.japaneselawtranslation.go.jp/en/laws/view/4848/tb), retrieved 2026-10-11
- This site's parser, version 190 — 民法 — structure, counts, cross-references and defined terms, computed 2026-10-11