Blog / Japan Crypto & Forex Tax 2026

Japan Crypto & Forex Tax 2026: 55% Crypto Rate vs 20.315% FX Rate

Japan taxes crypto gains as miscellaneous income up to a 55% top bracket, while FX margin trading and stocks sit in a separate flat 20.315% self-assessment. Crypto losses cannot offset other income.

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August 22, 2026 | 10 min read | Japan crypto tax, Japan forex tax 20.315, Kakutei Shinkoku

Crypto Is Miscellaneous Income Up to 55%

Crypto gains are miscellaneous income taxed on the progressive scale, reaching 55% in the top bracket. Staking rewards and airdrops are taxable too.

Miscellaneous income, progressive up to a 55% top bracket.
Staking and airdrops are taxable.
Crypto losses cannot offset other income.

FX Margin Trading and Stocks: Flat 20.315%

FX margin trading gains are separate self-assessment income taxed at a flat 20.315%. Stocks share the same 20.315% separate taxation, so neither climbs the progressive scale.

What Changed in 2026

Kakutei Shinkoku filing for 2025 is due 16 March 2026.
Crypto remains miscellaneous income up to 55%.
FX margin trading and stocks stay at flat 20.315%.

File Kakutei Shinkoku by 16 March 2026

Taxpayers report crypto miscellaneous income and forex margin trading gains through Kakutei Shinkoku, with the filing deadline of 16 March 2026 for the 2025 tax year.

FAQ

What is the Japan crypto tax rate in 2026?

Crypto gains are miscellaneous income taxed on the progressive scale up to a 55% top bracket.

What is the Japan forex tax rate?

FX margin trading gains are separate self-assessment income taxed at a flat 20.315%.

Can crypto losses offset other income in Japan?

No. Crypto losses cannot offset other income.

Are staking and airdrops taxable?

Yes. Staking rewards and airdrops are taxable in Japan.

When is the Kakutei Shinkoku deadline?

16 March 2026 for the 2025 tax year.

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