Japan · Legislation

Japan AI Act

Japan’s AI Act creates a national basic plan, an AI Strategic Headquarters and government inquiry powers and sets basic responsibilities for research bodies, businesses and the public.

Current status
In force
Published or updated
4 June 2025
Effective date
1 September 2025
Last verified
19 August 2026

Prepared by Longan Bay Area AI Legal Research Center based on official public materials.

01

Scope of application & addressees

  • The national and local governments and the AI Strategic Headquarters
  • AI research institutions and business operators
  • Organisations promoting, providing or using AI-related technology in Japan

02

Core regulatory mandates & key requirements

01The government prepares a basic AI plan and coordinates research, facilities, talent and international cooperation.

02Business operators cooperate with national measures and promote appropriate use under the basic principles.

03The government may investigate AI research or use that harms citizens’ rights and issue guidance or other measures.

03

Enforcement & compliance timeline

The Act was promulgated and partially commenced.

The Act fully entered into force.

Primary text

Statutory & regulatory text

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