# 刑事訴訟法 / Code of Criminal Procedure — 第四百二十条 (Article 420) This is the Markdown twin of https://japanlaw.org/ja/code-of-criminal-procedure/art-420. 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: 第四百二十条 (Article 420) — address `art-420` - Text in force since: 2026-10-20 - URL (the page that opens at this provision): https://japanlaw.org/ja/code-of-criminal-procedure/art-420 - 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. --- ### 第四百二十条 art-420 · https://japanlaw.org/ja/code-of-criminal-procedure/art-420 **第一項** 裁判所の管轄又は訴訟手続に関し判決前にした決定に対しては、この法律に特に即時抗告をすることができる旨の規定がある場合を除いては、抗告をすることはできない。 art-420/par-1 · https://japanlaw.org/ja/code-of-criminal-procedure/art-420/par-1 A kokoku-appeal shall not be filed against a ruling on the court's jurisdiction or on court proceedings made before the judgment, except when there are specific provisions to the effect that an immediate appeal may be filed. Ministry of Justice translation with a slip corrected by this site — not the Ministry's text; the Ministry printed: "A kokoku-appeal shall not be filed against a ruling before the judgment on the court's jurisdiction or on court proceedings, except when there are specific provisions to the effect that an immediate appeal may be filed." — https://www.japaneselawtranslation.go.jp/en/laws/view/3740/tb **第二項** 前項の規定は、勾留、保釈、押収（電磁的記録提供命令（第百二条の二第一項第一号イに掲げる方法による提供を命ずるものに限る。）を含む。）、押収物の還付、電磁的記録提供命令（同号ロに掲げる方法による提供を命ずるものに限る。）又は第百二十三条の二第一項（第五百十三条第十項において読み替えて準用する場合を含む。）の規定による複写に関する決定及び鑑定のためにする留置に関する決定については、これを適用しない。 art-420/par-2 · https://japanlaw.org/ja/code-of-criminal-procedure/art-420/par-2 The provisions of the preceding paragraph do not apply to a ruling on detention, bail, seizure (including an order to provide electronic or magnetic records (limited to an order for provision by the method set forth in Article 102-2, paragraph (1), item (i), (a))), return of seized articles, an order to provide electronic or magnetic records (limited to an order for provision by the method set forth in (b) of that item) or copying under Article 123-2, paragraph (1) (including the case where it applies mutatis mutandis with replacement of terms pursuant to Article 513, paragraph (10)), or to a ruling on detention pending expert evaluation. machine translation, not official **第三項** 勾留に対しては、前項の規定にかかわらず、犯罪の嫌疑がないことを理由として抗告をすることはできない。 art-420/par-3 · https://japanlaw.org/ja/code-of-criminal-procedure/art-420/par-3 Notwithstanding the provisions of the preceding paragraph, an appeal against a detention may not be filed on the grounds that there is no suspicion that a crime has been committed. Ministry of Justice translation — Japanese Law Translation Database System --- ## Cites - art-420/par-2: 前項 → 刑事訴訟法 第四百二十条第一項 (Article 420, paragraph (1)), art-420/par-1 — https://japanlaw.org/ja/code-of-criminal-procedure/art-420/par-1 - art-420/par-2: 第百二条の二第一項第一号 → 刑事訴訟法 第百二条の二第一項第一号 (Article 102-2, paragraph (1), item (i)), art-102-2/par-1/item-1 — https://japanlaw.org/ja/code-of-criminal-procedure/art-102-2/par-1/item-1 - art-420/par-2: 第百二十三条の二第一項 → 刑事訴訟法 第百二十三条の二第一項 (Article 123-2, paragraph (1)), art-123-2/par-1 — https://japanlaw.org/ja/code-of-criminal-procedure/art-123-2/par-1 - art-420/par-2: 第五百十三条第十項 → 刑事訴訟法 第五百十三条第十項 (Article 513, paragraph (10)), art-513/par-10 — https://japanlaw.org/ja/code-of-criminal-procedure/art-513/par-10 - art-420/par-3: 前項 → 刑事訴訟法 第四百二十条第二項 (Article 420, paragraph (2)), art-420/par-2 — https://japanlaw.org/ja/code-of-criminal-procedure/art-420/par-2 ## Cited by 4 provisions cite this one. No official source publishes this direction. - 刑事訴訟法 第四百二十条第二項 — https://japanlaw.org/ja/code-of-criminal-procedure/art-420/par-2 - 刑事訴訟法 第四百二十条第三項 — https://japanlaw.org/ja/code-of-criminal-procedure/art-420/par-3 - 刑事訴訟法 第四百二十八条第二項 — https://japanlaw.org/ja/code-of-criminal-procedure/art-428/par-2 - 刑事訴訟法 第四百二十九条第二項 — https://japanlaw.org/ja/code-of-criminal-procedure/art-429/par-2 --- ## 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 420, paragraph (1) — the Ministry of Justice's English as printed (https://www.japaneselawtranslation.go.jp/en/laws/view/3740/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 - Japanese Law Translation Database System, Ministry of Justice (法務省) — Code of Criminal Procedure — Ministry of Justice translation (part 2 of 2) (https://www.japaneselawtranslation.go.jp/en/laws/view/3740/tb), retrieved 2026-11-06 - claude-sonnet-5-5 — Machine translation, batch code-of-criminal-procedure-20261106T054114-014, translated 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