v3.26.1
Goodwill and Intangible Assets (Estimated Aggregate Amortization Expense in Respect of Intangible Assets) (Detail)
¥ in Millions
Mar. 31, 2026
JPY (¥)
Finite-Lived Intangible Assets [Line Items]  
2027 ¥ 7,770
2028 4,799
2029 4,372
2030 3,971
2031 ¥ 3,306