Employee Benefits - Summary of Major Employee Benefits Expenses other than Retirement Benefits (Details) - JPY (¥) ¥ in Millions |
12 Months Ended | ||
---|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
Mar. 31, 2023 |
|
Employee Benefits [Abstract] | |||
Salary | ¥ 701,775 | ¥ 688,316 | ¥ 573,080 |
Bonuses | 174,576 | 161,821 | 133,792 |
Other | ¥ 266,491 | ¥ 274,094 | ¥ 237,857 |