JPJapanUpdated for 2026Finance

Japan Cryptocurrency Tax Calculator 2026 (Zatsu-Shotoku & Progressive Rates)

Calculate Japanese progressive taxes on Bitcoin and cryptocurrency profits categorized as Miscellaneous Income (Zatsu-Shotoku) up to the maximum 55% marginal tax rate.

Calculated Result

Total Crypto Tax Due

¥456,300

Net Retained Crypto Profit

¥1,043,700

Calculator Inputs

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Total Crypto Tax Due

¥456,300

Net Retained Crypto Profit

¥1,043,700

Effective Marginal Tax Rate

30.42%

National Income Tax Portion

¥306,300

Resident Tax

¥150,000

Progressive rates exceed 30%. Retain sufficient cash for next year's resident tax billing.

Net Profit vs Tax Obligation

Net Retained Gain
¥1,043,700(70%)
Total Crypto Tax Due
¥456,300(30%)

Under Income Tax Act Art. 35, crypto profits are taxed under progressive aggregate taxation (5%-45% national + 10% local resident tax). Loss carryforward is not permitted.

This calculator is a mathematical model for general financial estimation, planning, and educational guidance. Results depend on your inputs and standard formulas, and do not constitute binding financial, tax, or investment advice. Always consult a qualified professional before making financial decisions.

Official Statute: 所得税法第35条 (雑所得・暗号資産の売却及び暗号資産同士の交換による所得に対する総合累進課税)Last Verified: 2026-09-03

Calculation Methodology

Tax Due = Marginal tax on crypto profits layered on top of regular salary income brackets.

Frequently Asked Questions

Yes. Swapping one cryptocurrency for another (e.g. BTC to ETH) or purchasing goods with crypto triggers immediate capital gains taxation on unrealized gains.

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