v3.25.2
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