# Article 20, paragraph (1), its wordings — Arbitration Act

This is the Markdown twin of https://japanlaw.org/en/arbitration-act/history/art-20/par-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.

How the wording of Article 20, paragraph (1) (第二十条第一項) changed with each amendment, and how it will change.

- Law: Arbitration Act (仲裁法) — https://japanlaw.org/en/arbitration-act
- Provision: Article 20, paragraph (1) (第二十条第一項) — https://japanlaw.org/en/arbitration-act/art-20/par-1 (as Markdown: https://japanlaw.org/md/en/arbitration-act/art-20/par-1)
- The law's amendments: https://japanlaw.org/en/arbitration-act/amendments
- 2 wordings, oldest first.

## 1. Before Act No. 53 of 2023

- State: In force

Japanese:

> 当事者は、次に掲げる事由があるときは、裁判所に対し、仲裁人の解任の申立てをすることができる。この場合において、裁判所は、当該仲裁人にその申立てに係る事由があると認めるときは、当該仲裁人を解任する決定をしなければならない。

English (Japanese Law Translation, Ministry of Justice):

> If the following grounds are found, a party may file a petition to dismiss the arbitrator with the court. In this case, if the court finds that grounds related to the petition apply to the arbitrator, it must decide to dismiss the arbitrator:

## 2. By 13 June 2028 — Act No. 53 of 2023

- State: Not yet in force
- Takes effect: By 13 June 2028
- The amendment: Moved to Article 22, paragraph (1); its words stay the same (Act No. 53 of 2023) — https://japanlaw.org/en/arbitration-act/amendments/20280613_505AC0000000053

Japanese:

> 当事者は、次に掲げる事由があるときは、裁判所に対し、仲裁人の解任の申立てをすることができる。この場合において、裁判所は、当該仲裁人にその申立てに係る事由があると認めるときは、当該仲裁人を解任する決定をしなければならない。

English (Japanese Law Translation, Ministry of Justice):

> If the following grounds are found, a party may file a petition to dismiss the arbitrator with the court. In this case, if the court finds that grounds related to the petition apply to the arbitrator, it must decide to dismiss the arbitrator:

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## Sources

- The dates and the amending laws: e-Gov (Digital Agency) (https://laws.e-gov.go.jp/law/415AC0000000138)
- English name of the law: Japanese Law Translation, Ministry of Justice (https://www.japaneselawtranslation.go.jp/en/laws/view/4440/tb)
- English titles of the amending laws: Written for this site with AI
- The Japanese text before: e-Gov (Digital Agency) (https://laws.e-gov.go.jp/law/415AC0000000138/20260521_504AC0000000048)
- The Japanese text after: e-Gov (Digital Agency) (https://laws.e-gov.go.jp/law/415AC0000000138/20280613_505AC0000000053)