# 民事訴訟法 / Code of Civil Procedure — 第三百一条 (Article 301) - Law: 民事訴訟法 (Code of Civil Procedure), 平成八年法律第百九号 - English title "Code of Civil 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: 第三百一条 (Article 301)（攻撃防御方法の提出等の期間） — address `art-301` - Text in force since: 2026-06-24 - URL (the page that opens at this provision): https://japanlaw.org/ja/code-of-civil-procedure/art-301 - Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/408AC0000000109/art-301 - 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. --- ### 第三百一条（攻撃防御方法の提出等の期間） — (Time Frame for Presenting Allegations and Evidence) caption: Ministry of Justice translation — Japanese Law Translation Database System art-301 · https://japanlaw.org/ja/code-of-civil-procedure/art-301 · https://japanlaw.org/l/408AC0000000109/art-301 **第一項** 裁判長は、当事者の意見を聴いて、攻撃若しくは防御の方法の提出、請求若しくは請求の原因の変更、反訴の提起又は選定者に係る請求の追加をすべき期間を定めることができる。 art-301/par-1 · https://japanlaw.org/ja/code-of-civil-procedure/art-301/par-1 · https://japanlaw.org/l/408AC0000000109/art-301/par-1 The presiding judge, after hearing the opinions of the parties, may specify the time frames for presenting allegations and evidence, amendment the claim or of the statement of the claims, filing a counterclaim, or adding a claim on behalf of or concerning appointing party. Ministry of Justice translation — Japanese Law Translation Database System **第二項** 前項の規定により定められた期間の経過後に同項に規定する訴訟行為をする当事者は、裁判所に対し、その期間内にこれをすることができなかった理由を説明しなければならない。 art-301/par-2 · https://japanlaw.org/ja/code-of-civil-procedure/art-301/par-2 · https://japanlaw.org/l/408AC0000000109/art-301/par-2 A party that performs any of the procedural acts prescribed in the preceding paragraph after a time frame specified pursuant to the provisions of that paragraph has passed, must explain to the court the reasons that the party was unable to perform the act within that time frame. Ministry of Justice translation — Japanese Law Translation Database System --- ## Cites - art-301/par-2: 前項 → 民事訴訟法 第三百一条第一項 (Article 301, paragraph (1)), art-301/par-1 — https://japanlaw.org/ja/code-of-civil-procedure/art-301/par-1 · https://japanlaw.org/l/408AC0000000109/art-301/par-1 ## Cited by 1 provision cites this one. No official source publishes this direction. - 民事訴訟法 第三百一条第二項（攻撃防御方法の提出等の期間） — https://japanlaw.org/ja/code-of-civil-procedure/art-301/par-2 · https://japanlaw.org/l/408AC0000000109/art-301/par-2 --- ## Sources - e-Gov 法令検索, Digital Agency (デジタル庁) — 民事訴訟法 — the text in force from 2026-06-24 (https://laws.e-gov.go.jp/law/408AC0000000109/20260624_508AC0000000046), retrieved 2026-10-17 - Japanese Law Translation Database System, Ministry of Justice (法務省) — Code of Civil Procedure — Ministry of Justice translation (https://www.japaneselawtranslation.go.jp/en/laws/view/4797/tb), retrieved 2026-10-17 - This site's parser, version 209 — 民事訴訟法 — structure, counts, cross-references and defined terms, computed 2026-10-17