Secret recordings are legal and admissible in Japan (Supreme Court, July 12, 2000). Key evidence includes audio recordings, emails/chat logs (save while still employed), a contemporaneous harassment diary, medical records linking symptoms to workplace conditions, and witness testimony. Legal basis: Act on Comprehensive Promotion of Labor Policies Art. 30-2, Equal Employment Opportunity Act Art. 11.
Labor Issues- View allLast updated: 2026-03-13
Collecting Evidence of Workplace Harassment in Japan
Key Takeaways
- ✓Secret recordings at work are legal and admissible as evidence
- ✓A harassment diary recording dates, locations, and remarks is effective
- ✓Email and chat records serve as strong objective evidence
- ✓Psychiatric diagnoses can substantiate claims of emotional distress
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This article provides general legal information and does not constitute legal advice. For specific legal issues, please consult with a qualified attorney.
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