# Article 23, paragraph (4), its wordings — Arbitration Act

This is the Markdown twin of https://japanlaw.org/en/arbitration-act/history/art-23/par-4. 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 23, paragraph (4) (第二十三条第四項) changed with each amendment, and how it will change.

- Law: Arbitration Act (仲裁法) — https://japanlaw.org/en/arbitration-act
- Provision: Article 23, paragraph (4) (第二十三条第四項) — https://japanlaw.org/en/arbitration-act/art-23/par-4 (as Markdown: https://japanlaw.org/md/en/arbitration-act/art-23/par-4)
- 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:

> 仲裁廷は、適法な第二項の主張があったときは、次の各号に掲げる区分に応じ、それぞれ当該各号に定める決定又は仲裁判断により、当該主張に対する判断を示さなければならない。

English (Japanese Law Translation, Ministry of Justice):

> If the allegation referred to in paragraph (2) has been made lawfully, an arbitral tribunal must rule on the allegation by the decision or arbitral award provided for in the following items for each category of ruling set forth in those items:

## 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 25, paragraph (4); its words stay the same (Act No. 53 of 2023) — https://japanlaw.org/en/arbitration-act/amendments/20280613_505AC0000000053

Japanese:

> 仲裁廷は、適法な第二項の主張があったときは、次の各号に掲げる区分に応じ、それぞれ当該各号に定める決定又は仲裁判断により、当該主張に対する判断を示さなければならない。

English (Japanese Law Translation, Ministry of Justice):

> If the allegation referred to in paragraph (2) has been made lawfully, an arbitral tribunal must rule on the allegation by the decision or arbitral award provided for in the following items for each category of ruling set forth in those items:

---

## 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)