v3.26.1
Deferred taxes and incomes tax expenses (benefits) - Reconciliation between statuatory and effective tax rate (Details)
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Incomes Taxes [Abstract]      
Statutory effective tax rate 25.80% 25.80% 30.60%
Permanent difference (101.30%) (26.50%) 0.00%
Tax rate differences with Coincheck Parent (22.60%) (1.30%) 0.00%
Current-year losses for which no deferred tax asset is recognized (26.00%) (6.00%) 0.00%
Tax credit 13.00% 0.70% 0.10%
Others 1.50% (0.10%) 0.00%
Effective tax rate (109.60%) (7.40%) 30.70%