# 刑事訴訟法 / Code of Criminal Procedure — 第一条 (Supplementary Provisions, Article 1) This is the Markdown twin of https://japanlaw.org/en/code-of-criminal-procedure/suppl-4231-74/art-1. 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: 第一条 (Supplementary Provisions, Article 1)（施行期日） — address `suppl-4231-74/art-1` - Text in force since: 2026-10-20 - URL (the page that opens at this provision): https://japanlaw.org/en/code-of-criminal-procedure/suppl-4231-74/art-1 - 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. --- ### 第一条（施行期日） — Effective Date caption: machine translation, not official suppl-4231-74/art-1 · https://japanlaw.org/en/code-of-criminal-procedure/suppl-4231-74/art-1 **第一項** この法律は、公布の日から起算して二十日を経過した日から施行する。ただし、次の各号に掲げる規定は、当該各号に定める日から施行する。 suppl-4231-74/art-1/par-1 · https://japanlaw.org/en/code-of-criminal-procedure/suppl-4231-74/art-1/par-1 This Act comes into effect as of the day on which 20 days have elapsed from the date of promulgation; provided, however, that the provisions set forth in the following items come into effect as of the dates specified respectively in those items. machine translation, not official **一** 第二条の規定、第三条中組織的な犯罪の処罰及び犯罪収益の規制等に関する法律（以下「組織的犯罪処罰法」という。）第七十一条第一項の改正規定、第四条及び第五条の規定並びに附則第十条から第十二条まで及び第十六条の規定　公布の日から起算して一年を超えない範囲内において政令で定める日 suppl-4231-74/art-1/par-1/item-1 · https://japanlaw.org/en/code-of-criminal-procedure/suppl-4231-74/art-1/par-1/item-1 the provisions of Article 2, the provisions amending Article 71, paragraph (1) of the Act on Punishment of Organized Crimes and Control of Proceeds of Crime (hereinafter referred to as the "Organized Crime Punishment Act") in Article 3, the provisions of Articles 4 and 5, and the provisions of Articles 10 through 12 and Article 16 of the Supplementary Provisions: the date specified by Cabinet Order within a period not exceeding one year from the date of promulgation. machine translation, not official ## Cited by 1 provision cites this one. No official source publishes this direction. - 刑事訴訟法 附則第六条第一項（経過措置） — https://japanlaw.org/en/code-of-criminal-procedure/suppl-4231-74/art-6/par-1 --- ## 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 - claude-sonnet-5-5 — Machine translation, batch code-of-criminal-procedure-20261106T054114-019, translated 2026-11-06 - claude-sonnet-5-5 — Machine translation, batch code-of-criminal-procedure-20261106T054114-022, 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