Japan Income Tax Calculator
Detailed bracket-by-bracket national income tax breakdown for Japan residents using 2025 rates. Seven brackets from 5% to 45%. Includes the 2.1% reconstruction surtax (through 2037), basic deduction of JPY 480,000, and employment income deduction. Shows effective rate and marginal rate at each level.
Contexto de la Regla Regional
Japan Tasas y Reglas
Tramos del Impuesto sobre la Renta
Ingresa valores
Your total taxable income for the financial year
Resultado
Ingresa los valores arriba y haz clic en Calcular para ver tu resultado.
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Aviso: Aviso: Esta calculadora usa reglas publicas vigentes desde la fecha indicada. Los resultados son solo informativos. Verifique con fuentes oficiales. Ultima revision: 1 mar 2026.
Formula
Australian income tax is progressive. Each dollar is taxed only at the rate for its bracket. This calculator shows how much tax applies in each bracket.
Preguntas Frecuentes
What are Japan's 2025 income tax brackets?
Seven brackets: 5% (up to JPY 1.95M), 10% (to 3.3M), 20% (to 6.95M), 23% (to 9M), 33% (to 18M), 40% (to 40M), and 45% (over JPY 40M). Each bracket has a corresponding deduction amount for simplified calculation.
Is there a reconstruction tax in Japan?
Yes. A 2.1% surtax (fukko tokubetsu shotokuzei) is applied on top of your calculated income tax amount to fund recovery from the 2011 Great East Japan Earthquake. This surtax runs through 2037.
What deductions reduce taxable income?
Key deductions: basic deduction (kiso kojo, JPY 480,000), employment income deduction (kyuyo shotoku kojo, varies by salary level), social insurance premium deduction (full amount paid), spouse deduction (haigusha kojo, up to JPY 380,000), and dependents deduction (JPY 380,000 per qualifying dependent).
What is the effective tax rate on JPY 6 million?
On JPY 6,000,000 salary: after employment income deduction and basic deduction, taxable income is approximately JPY 3.64M. Income tax is roughly JPY 177,000 plus JPY 3,700 reconstruction surtax. Effective income tax rate: about 3%. Adding residence tax (~10%), total effective rate is about 13%.
Is residence tax separate from income tax?
Yes. National income tax (shotokuzei) uses 7 progressive brackets and is paid to the national government. Residence tax (juminzei) is a roughly flat 10% (6% prefectural + 4% municipal) paid to your local government. They are calculated and collected separately.
When do I file a tax return in Japan?
Salaried employees generally do not file returns because employers handle year-end adjustment (nenmatsu chosei) in December. You must file a kakutei shinkoku (final return) by March 15 if you: earn over JPY 20M, have multiple employers, or have significant non-salary income.
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