Tool
Year-End Adjustment Worksheet
Prepare your 年末調整 documents and estimate your tax refund. Step-by-step guide for employees.
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年末調整 (year-end adjustment) is done by your employer. Let's check if it applies to you.
This worksheet provides estimates for educational purposes only. Actual deductions and refund amounts depend on your specific tax situation, withholding history, and applicable tax laws. Deduction limits and rates reference FY2025 rules. This is not tax advice under 税理士法. Consult your employer's HR department or a licensed 税理士 for professional guidance.