# 刑事訴訟法 / Code of Criminal Procedure — 第百六十七条 (Article 167) This is the Markdown twin of https://japanlaw.org/en/code-of-criminal-procedure/art-167. 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: 第百六十七条 (Article 167) — address `art-167` - Text in force since: 2026-10-20 - URL (the page that opens at this provision): https://japanlaw.org/en/code-of-criminal-procedure/art-167 - 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. --- ### 第百六十七条 art-167 · https://japanlaw.org/en/code-of-criminal-procedure/art-167 **第一項** 被告人の心神又は身体に関する鑑定をさせるについて必要があるときは、裁判所は、期間を定め、病院その他の相当な場所に被告人を留置することができる。 art-167/par-1 · https://japanlaw.org/en/code-of-criminal-procedure/art-167/par-1 When it is necessary to have an expert witness examine the mental or physical condition of the defendant, the court may detain the defendant at a hospital or any other appropriate place, and determine a time period for the detaining. Ministry of Justice translation with a slip corrected by this site — not the Ministry's text; the Ministry printed: "When it is necessary to have an expert witness examine the mental or physical condition of the accused, the court may detain the accused at a hospital or any other appropriate place, and determine a time period for the detaining." — https://www.japaneselawtranslation.go.jp/en/laws/view/3739/tb **第二項** 前項の留置は、鑑定留置状を発してこれをしなければならない。 art-167/par-2 · https://japanlaw.org/en/code-of-criminal-procedure/art-167/par-2 The detention in the preceding paragraph must not be executed without a detention warrant for expert examination. Ministry of Justice translation — Japanese Law Translation Database System **第三項** 第一項の留置につき必要があるときは、裁判所は、被告人を収容すべき病院その他の場所の管理者の申出により、又は職権で、司法警察職員に被告人の看守を命ずることができる。 art-167/par-3 · https://japanlaw.org/en/code-of-criminal-procedure/art-167/par-3 When it is necessary for the detention prescribed in paragraph (1) of this Article, the court may, upon a proposal from the custodian of the hospital or other place accommodating the defendant or ex officio, order a judicial police official to guard the defendant. Ministry of Justice translation with a slip corrected by this site — not the Ministry's text; the Ministry printed: "When it is necessary for the detention prescribed in paragraph (1) of this Article, the court may, upon a proposal from the custodian of the hospital or other place accommodating the accused or ex officio, order a judicial police official to guard the accused." — https://www.japaneselawtranslation.go.jp/en/laws/view/3739/tb **第四項** 裁判所は、必要があるときは、留置の期間を延長し又は短縮することができる。 art-167/par-4 · https://japanlaw.org/en/code-of-criminal-procedure/art-167/par-4 The court may, when it is necessary, extend or shorten a period of detention. Ministry of Justice translation — Japanese Law Translation Database System **第五項** 勾留に関する規定は、この法律に特別の定のある場合を除いては、第一項の留置についてこれを準用する。但し、保釈に関する規定は、この限りでない。 art-167/par-5 · https://japanlaw.org/en/code-of-criminal-procedure/art-167/par-5 The provisions pertaining to detention apply mutatis mutandis to the detention for expert examination prescribed in paragraph (1) of this Article except as otherwise provided in this Code; provided however, that the provisions pertaining to bail do not apply. Ministry of Justice translation — Japanese Law Translation Database System **第六項** 第一項の留置は、未決勾留日数の算入については、これを勾留とみなす。 art-167/par-6 · https://japanlaw.org/en/code-of-criminal-procedure/art-167/par-6 The detention prescribed in paragraph (1) of this Article is deemed as detention with regard to the inclusion of the number of pre-sentencing detention days. Ministry of Justice translation — Japanese Law Translation Database System --- ## Cites - art-167/par-2: 前項 → 刑事訴訟法 第百六十七条第一項 (Article 167, paragraph (1)), art-167/par-1 — https://japanlaw.org/en/code-of-criminal-procedure/art-167/par-1 - art-167/par-3: 第一項 → 刑事訴訟法 第百六十七条第一項 (Article 167, paragraph (1)), art-167/par-1 — https://japanlaw.org/en/code-of-criminal-procedure/art-167/par-1 - art-167/par-5: 第一項 → 刑事訴訟法 第百六十七条第一項 (Article 167, paragraph (1)), art-167/par-1 — https://japanlaw.org/en/code-of-criminal-procedure/art-167/par-1 - art-167/par-6: 第一項 → 刑事訴訟法 第百六十七条第一項 (Article 167, paragraph (1)), art-167/par-1 — https://japanlaw.org/en/code-of-criminal-procedure/art-167/par-1 ## Cited by 9 provisions cite this one. No official source publishes this direction. - 刑事訴訟法 第百六十七条第二項 — https://japanlaw.org/en/code-of-criminal-procedure/art-167/par-2 - 刑事訴訟法 第百六十七条第三項 — https://japanlaw.org/en/code-of-criminal-procedure/art-167/par-3 - 刑事訴訟法 第百六十七条第五項 — https://japanlaw.org/en/code-of-criminal-procedure/art-167/par-5 - 刑事訴訟法 第百六十七条第六項 — https://japanlaw.org/en/code-of-criminal-procedure/art-167/par-6 - 刑事訴訟法 第百六十七条の二第二項 — https://japanlaw.org/en/code-of-criminal-procedure/art-167-2/par-2 - 刑事訴訟法 第百六十九条第一項 — https://japanlaw.org/en/code-of-criminal-procedure/art-169/par-1 - 刑事訴訟法 第二百二十四条第一項 — https://japanlaw.org/en/code-of-criminal-procedure/art-224/par-1 - 刑事訴訟法 第二百二十四条第二項 — https://japanlaw.org/en/code-of-criminal-procedure/art-224/par-2 - 刑事訴訟法 第二百二十四条第三項 — https://japanlaw.org/en/code-of-criminal-procedure/art-224/par-3 --- ## Sources - claude-opus-5-5 — Corrections to the Ministry of Justice's English of the Code of Criminal Procedure, written 2026-11-06 - 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 (刑事訴訟法), Article 167, paragraph (1) — the Ministry of Justice's English as printed (https://www.japaneselawtranslation.go.jp/en/laws/view/3739/tb), retrieved 2026-11-06 - Japanese Law Translation Database System, Ministry of Justice (法務省) — Code of Criminal Procedure (刑事訴訟法), Article 167, paragraph (3) — the Ministry of Justice's English as printed (https://www.japaneselawtranslation.go.jp/en/laws/view/3739/tb), 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