Five of the next 15 employment law changes land on 1 April 2027

Every confirmed change to employment, tax, immigration and social insurance rules from December 2026 to October 2028, by the date it takes effect.

Japan employment law changes ahead, 2026 to 2028 Fifteen confirmed changes to Japanese employment, tax, immigration and social insurance rules taking effect between December 2026 and October 2028, with five on 1 April 2027. 2027 2028 NOV 2028 1 DEC 2026 3 changes Retaliating against a whistleblower becomes a crime DC and iDeCo limit rises to ¥62,000 a month Salary up to ¥1.78M is free of income tax 1 JAN 2027 1 change 1% defence surtax (combined rate unchanged) 1 APR 2027 5 changes Ikusei shūrō replaces technical intern training Permanent residency: income bar and B1 Japanese Permanent residency revocable for unpaid taxes Five years to claim workers' comp for overwork Illegal employment: up to 5 years and ¥5M 1 SEP 2027 1 change Pension pay cap rises to ¥680,000 (step 1 of 3) 1 OCT 2027 1 change Part-timers insured at employers with 36+ staff 1 APR 2028 1 change Stress checks required at workplaces under 50 1 OCT 2028 1 change Employment insurance from 10 hours a week LEGEND Takes effect Busiest date Spacing is proportional to time. Each change links to the Law Tracker.

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Source: The Hardest Market Labour Law Tracker, from the official gazette and ministry notices. Effective dates as confirmed on 26 October 2026. Chart: The Hardest Market (hardestmarket.com).

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