Japan: Role Guide

Verification required. Claims on this page about Japanese law were compiled on 7 October 2026 from secondary web sources and from memory of the law. No primary legal text was read, and each claim is tagged [Reported], [Recalled], [Conflict] or [Unverified] as explained on the section home page. Check the primary text before relying on any of them. This is not legal advice.

Use the Japan AI Regulatory Hub for instrument detail, and the templates in this section.

AI practitioners

For engineers, data scientists and security staff.

• Use the guideline roles to decide who owns which risk controls.
• Record training-data sources and the copyright analysis (JP-T2).
• Apply the APPI to personal data in training and prompts.

Product companies

For vendors, SaaS providers and platforms.

• Japanese buyers use the Guidelines for AI Business as their reference, so prepare a self-assessment (JP-T1).
• Give downstream users the information that the guidelines expect providers to share.
• Confirm the language and translation of your material for Japan.

Auditors

For internal, external and assurance auditors.

• The criteria are soft law plus existing statutes. Say so in the report.
• Test role allocation and information sharing across the value chain.
• Review the copyright analysis of training data.

Implementors

For programme leads, GRC teams, CISOs and DPOs.

• Adopt the guideline roles in policy.
• Add Japan to the applicability register, with APPI and copyright overlays.
• Watch for enforcement powers and for updates to the plan.

Shared evidence list

• Guideline self-assessment
• Role allocation
• Copyright analysis
• APPI records

Report limitation sentence for auditors

"Criteria were taken from a regulatory register dated 7 October 2026, compiled from secondary sources and not verified against primary legal text. This report is not a legal opinion."