Estimate take-home pay using current Japanese income tax rules, salary income deduction, basic deduction, and employee pension insurance. Local health insurance and employment insurance can be added as estimates when you know the rates.
Effective from January 1, 2026. The calculator uses official national tax and pension sources. Resident tax is not included by default because it depends on municipality and prior-year income.
This estimator follows current official Japanese income tax, salary income deduction, basic deduction, and employee pension rules. The optional insurance fields are user-supplied estimates so you can fit the calculator to your prefecture or employer category.