Reporting framework, corporate tax and individual tax treatment for digital assets in Japan, from CryptaCount's jurisdiction database covering 72 countries.
Japan: tax & reporting data
General Information
Default Framework
IFRS
Permitted Frameworks
IFRS, J_GAAP
IFRS Mandatory For
Listed entities may use IFRS, J-GAAP, or modified IFRS (JMIS). Most use J-GAAP.
Tax Year
Calendar Year (end M12)
Functional Currency
JPY
FX Source (Reporting)
BOJ
FX Source (Tax)
NTA
Transaction Rate
Daily Spot
Hyperinflationary
✗ No
Reporting — J_GAAP
Framework Available
✓ Yes
Crypto Classification
Current Asset
Classification Notes
IAS 38 intangible (most common); IAS 2 inventory if held for sale in ordinary course. No dedicated IFRS crypto standard.
Measurement Basis
Fair Value
Historical Cost
Permitted Cost Methods
WAVG
Prohibited Cost Methods
FIFO, LIFO
Impairment Required
✓ Yes
Impairment Type
ASBJ 50% Rule
Reversal Allowed
✗ No
NRV Write-down
✗ Not required
Fair Value Hierarchy
—
Recent Standards
No dedicated IFRS crypto standard. IFRIC agenda decision (2019) confirmed IAS 38/IAS 2. IASB crypto project in pipeline, no ED yet.
Corporate Tax — Rate & Classification
Corporate Tax Rate
30.62%
Crypto Classification
Ordinary Income
Notes
Corporate crypto gains = ordinary income. Since 2023: mark-to-market for actively traded crypto at year-end.
Corporate Tax — Cost Basis
Measurement Basis
Fair Value
Default Cost Method
TOTAL AVERAGE
Permitted Methods
Total Average
Taxpayer Can Elect
✗ No
Country Override
MARK TO MARKET
Override Notes
Since 2023 tax reform: actively traded self-issued tokens no longer mark-to-market taxed. Third-party tokens: still MTM. Total average method mandatory.
LIFO Conformity Req.
✗ No
Differs from Reporting
✗ No
Corporate Tax — Anti-Avoidance
Wash Sale
✗ Off
Window (before/after)
—
Same-Day Rule
✗ No
Loss Restriction
Unrestricted
Loss Carryforward
Unlimited
Corporate Tax — Holding Period
Holding Period Benefit
✗ No
Period
—
Benefit Type
—
Corporate Tax — Crypto Event Treatment
Staking Rewards
FMV at Receipt
Gas Fee Treatment
Add to Cost
Gas = Disposal of Native
✓ Yes
Crypto↔Crypto Taxable
✓ Yes
DeFi Wrapping
Unclear
Fork Cost Basis
Zero
Individual Tax — Regime
Tax Regime
Income Tax
Regime Notes
Miscellaneous income (雑所得) up to 55% combined. Total average method mandatory.
Tax Rate
55%
Rate Notes
Progressive income tax (5-45%) + 10% resident tax = up to 55% combined. Crypto is 雑所得 (miscellaneous income), NOT eligible for 申告分離課税 (separate taxation at 20.315%). Proposals for 20% separate taxation have been discussed but NOT enacted as of early 2026.
Individual Tax — Cost Basis
Measurement Basis
Historical Cost
Cost Method
TOTAL AVERAGE
Method Electable
✗ No
Permitted Methods
Total Average, Moving Average
Country Override
Total Avg (Japan)
Individual Tax — Exemptions
CGT Exempt
✗ No
Exempt Conditions
—
Holding Period
—
HP Benefit
—
Annual Exemption
JPY 200,000
Threshold Exemption
JPY 200,000 (Freigrenze (Exemption Limit))
Individual Tax — Anti-Avoidance
Wash Sale
✗ Off
Same-Day Rule
✗ No
Superficial Loss
✗ No
Loss Restriction
Unrestricted
Loss Carryforward
Unlimited
B2C vs B2B Differences
Differs from B2B
✓ Yes
Notes
Tax and FS both use mark-to-market for actively traded crypto
Compare Japan with other jurisdictions
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