# 民法 / Civil Code — 第五百八十四条 (Article 584)

- 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: 第五百八十四条 (Article 584)（共有持分の買戻特約付売買） — address `art-584`
- Text in force since: 2026-06-24
- URL (the page that opens at this provision): https://japanlaw.org/en/civil-code/art-584
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/129AC0000000089/art-584
- 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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### 第五百八十四条（共有持分の買戻特約付売買） — (Sale of Co-Ownership Interest with Special Agreements on Redemption)
<sup>caption: Ministry of Justice translation — Japanese Law Translation Database System</sup>
<sup>art-584 · https://japanlaw.org/en/civil-code/art-584 · https://japanlaw.org/l/129AC0000000089/art-584</sup>

      **第一項**  不動産の共有者の一人が買戻しの特約を付してその持分を売却した後に、その不動産の分割又は競売があったときは、売主は、買主が受け、若しくは受けるべき部分又は代金について、買戻しをすることができる。ただし、売主に通知をしないでした分割及び競売は、売主に対抗することができない。
      <sup>art-584/par-1 · https://japanlaw.org/en/civil-code/art-584/par-1 · https://japanlaw.org/l/129AC0000000089/art-584/par-1</sup>
      If one of the co-owners of immovables sells their equity interest with a special agreement on its redemption and the immovables are then divided or auctioned, the seller may redeem with respect to the part or price that the buyer receives or is to receive; provided, however, that any division or auction effected without notice to the seller may not be duly asserted against the seller.
      <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

## Cited by

1 provision cites this one. No official source publishes this direction.

- 民法 第五百八十五条第一項 — https://japanlaw.org/en/civil-code/art-585/par-1 · https://japanlaw.org/l/129AC0000000089/art-585/par-1

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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