Terms of Use

This site provides general information and calculators. It is not tax, legal or employment advice, and we are not tax accountants, labour and social security consultants or lawyers.

Tax and social insurance rules change and can differ by city or employer. Check the official sources linked in each tool before relying on a result.

Results are estimates and are not guaranteed. We are not liable for losses from using them.

We are not affiliated with the National Tax Agency, the Ministry of Health, Labour and Welfare, the Japan Pension Service, the Japan Health Insurance Association or any city office.

Contact: [email protected]