# 民法 / Civil Code — 第三百八十八条 (Article 388)

- 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: 第三百八十八条 (Article 388)（法定地上権） — address `art-388`
- Text in force since: 2026-06-24
- URL (the page that opens at this provision): https://japanlaw.org/en/civil-code/art-388
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/129AC0000000089/art-388
- 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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### 第三百八十八条（法定地上権） — (Statutory Superficies)
<sup>caption: Ministry of Justice translation — Japanese Law Translation Database System</sup>
<sup>art-388 · https://japanlaw.org/en/civil-code/art-388 · https://japanlaw.org/l/129AC0000000089/art-388</sup>

    **第一項**  土地及びその上に存する建物が同一の所有者に属する場合において、その土地又は建物につき抵当権が設定され、その実行により所有者を異にするに至ったときは、その建物について、地上権が設定されたものとみなす。この場合において、地代は、当事者の請求により、裁判所が定める。
    <sup>art-388/par-1 · https://japanlaw.org/en/civil-code/art-388/par-1 · https://japanlaw.org/l/129AC0000000089/art-388/par-1</sup>
    If the land and a building on that land belong to the same owner, a mortgage is created with respect to that land or building, and the enforcement of that mortgage causes them to belong to different owners, it is deemed that a superficies has been created with respect to that building. In this case, the rent is fixed by the court at the request of the parties.
    <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