Our free Japan salary calculator helps you understand your take-home pay after taxes and social security contributions. Enter your gross monthly salary to see:

• Net monthly income after all deductions
• Detailed tax breakdown (income tax, social security)
• Effective tax rate
• City-by-city cost of living comparison
• Affordable neighborhoods in each city

Calculations are based on 2026 tax rates from official Japan government sources. See our data sources for complete attribution.