Basis of preparation of consolidated financial statements (Details) - JPY (¥) ¥ in Millions |
Mar. 31, 2025 |
Mar. 31, 2024 |
Apr. 01, 2023 |
[1] | |||
---|---|---|---|---|---|---|---|
Crypto Assets, Activity [Line Items] | |||||||
Deferred tax assets | ¥ 386 | ¥ 353 | [1] | ¥ 739 | |||
Cryptocurrency | |||||||
Crypto Assets, Activity [Line Items] | |||||||
Safeguard liabilities | 649,211 | ||||||
Safeguard assets | 649,211 | ||||||
Deferred tax assets | 88,381 | ¥ 198,788 | |||||
Cryptocurrency | Crypto Asset, Other | |||||||
Crypto Assets, Activity [Line Items] | |||||||
Safeguard liabilities | 288,639 | ||||||
Safeguard assets | ¥ 288,639 | ||||||
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