Japan Social Insurance Calculator
Japan Social Insurance Calculator with Japan-specific rules and ¥ currency.
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Calculate social insurance premiums in Japan: health insurance, pension (kosei nenkin), employment insurance, and long-term care insurance (age 40+).
Disclaimer: This calculator uses publicly available rules effective as of Jan 1, 2025 (version 1.0). Results are for informational purposes only. Always verify with official sources or a qualified professional. Last reviewed: Mar 1, 2026.
Japan FAQs
What is shakai hoken?
Shakai hoken (social insurance) includes health insurance (kenko hoken) and pension insurance (kosei nenkin). Premiums are split equally between employee and employer.
What is employment insurance?
Koyo hoken (employment insurance) covers unemployment benefits. The employee rate is 0.6% and the employer pays an additional portion.
When does long-term care insurance apply?
Kaigo hoken (long-term care insurance) applies to employees aged 40 and over. The rate is approximately 0.91% (employee share).
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