Labor Issues- View allLast updated: 2026-03-13

How to Claim Unpaid Overtime Pay in Japan: Complete Guide

Key Takeaways

✓Unpaid overtime claims have a 3-year statute of limitations with potential double penalties
✓Collecting evidence like time cards and PC logs while employed is crucial
✓Overtime exceeding 60 hours per month requires a 50%+ premium rate
✓Invalid fixed overtime pay means the full salary becomes the calculation base

Calculating Overtime Pay

Base hourly rate = Monthly salary ÷ Average monthly prescribed hours

Premium rates: 25%+ (overtime), 50%+ (over 60h/month), 25%+ (late night), 35%+ (holidays).

Statute of Limitations

3 years for wages due after April 2020. Previously 2 years. Additional payment (Art. 114): Courts may order up to double the unpaid amount.

Free Tools for This Area

Overtime Pay Calculator

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Statute of Limitations Checker

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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.