# 刑事訴訟法 / Code of Criminal Procedure — 第九十一条 (Article 91) This is the Markdown twin of https://japanlaw.org/en/code-of-criminal-procedure/art-91. Every law, and how to address a provision: https://japanlaw.org/llms.txt. The same laws as MCP tools (no sign-in): https://japanlaw.org/mcp. - Law: 刑事訴訟法 (Code of Criminal Procedure), 昭和二十三年法律第百三十一号 - English title "Code of Criminal Procedure": 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: 第九十一条 (Article 91) — address `art-91` - Text in force since: 2026-10-20 - URL (the page that opens at this provision): https://japanlaw.org/en/code-of-criminal-procedure/art-91 - e-Gov law ID: 323AC0000000131 — never renamed. A permanent link, `/l/{lawId}/{address}` on this site, redirects to the page. - Every provision below carries its address and its URL 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. --- ### 第九十一条 art-91 · https://japanlaw.org/en/code-of-criminal-procedure/art-91 **第一項** 勾留による拘禁が不当に長くなつたときは、裁判所は、第八十八条に規定する者の請求により、又は職権で、決定を以て勾留を取り消し、又は保釈を許さなければならない。 art-91/par-1 · https://japanlaw.org/en/code-of-criminal-procedure/art-91/par-1 When confinement through detention has been unduly long, the court must, upon the request of the person prescribed in Article 88 or ex officio, make a ruling to rescind the detention or grant bail. Ministry of Justice translation — Japanese Law Translation Database System **第二項** 第八十二条第三項の規定は、前項の請求についてこれを準用する。 art-91/par-2 · https://japanlaw.org/en/code-of-criminal-procedure/art-91/par-2 The provisions of Article 82, paragraph (3) apply mutatis mutandis to the request prescribed in the preceding paragraph. Ministry of Justice translation — Japanese Law Translation Database System --- ## Cites - art-91/par-1: 第八十八条 → 刑事訴訟法 第八十八条 (Article 88), art-88 — https://japanlaw.org/en/code-of-criminal-procedure/art-88 - art-91/par-2: 第八十二条第三項 → 刑事訴訟法 第八十二条第三項 (Article 82, paragraph (3)), art-82/par-3 — https://japanlaw.org/en/code-of-criminal-procedure/art-82/par-3 - art-91/par-2: 前項 → 刑事訴訟法 第九十一条第一項 (Article 91, paragraph (1)), art-91/par-1 — https://japanlaw.org/en/code-of-criminal-procedure/art-91/par-1 ## Cited by 1 provision cites this one. No official source publishes this direction. - 刑事訴訟法 第九十一条第二項 — https://japanlaw.org/en/code-of-criminal-procedure/art-91/par-2 --- ## Sources - e-Gov 法令検索, Digital Agency (デジタル庁) — 刑事訴訟法 — the text in force from 2026-10-20 (https://laws.e-gov.go.jp/law/323AC0000000131/20261020_508AC0000000067), retrieved 2026-11-06 - Japanese Law Translation Database System, Ministry of Justice (法務省) — Code of Criminal Procedure — Ministry of Justice translation (part 1 of 2) (https://www.japaneselawtranslation.go.jp/en/laws/view/3739/tb), retrieved 2026-11-06 - This site's parser, version 225 — 刑事訴訟法 — structure, counts, cross-references and defined terms, computed 2026-11-06