# 民法 / Civil Code — 第七百五条 (Article 705)

- 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: 第七百五条 (Article 705)（債務の不存在を知ってした弁済） — address `art-705`
- Text in force since: 2026-06-24
- URL (the page that opens at this provision): https://japanlaw.org/ja/civil-code/art-705
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/129AC0000000089/art-705
- 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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### 第七百五条（債務の不存在を知ってした弁済） — (Performance Knowing of Absence of Obligation)
<sup>caption: Ministry of Justice translation — Japanese Law Translation Database System</sup>
<sup>art-705 · https://japanlaw.org/ja/civil-code/art-705 · https://japanlaw.org/l/129AC0000000089/art-705</sup>

  **第一項**  債務の弁済として給付をした者は、その時において債務の存在しないことを知っていたときは、その給付したものの返還を請求することができない。
  <sup>art-705/par-1 · https://japanlaw.org/ja/civil-code/art-705/par-1 · https://japanlaw.org/l/129AC0000000089/art-705/par-1</sup>
  A person that has paid money or delivered anything as performance of an obligation may not demand the return of the money paid or thing delivered if the person knew, at the time, that the obligation did not exist.
  <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