v3.26.1
Income Taxes (Components of Income Tax Expense (Detail) - JPY (¥)
¥ in Millions
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Domestic:      
National ¥ 221,284 ¥ 92,815 ¥ 36,237
Local 32,838    
Foreign 170,937 211,075 223,529
Total current tax expense 425,059 303,890 259,765
Domestic:      
National (70,405) (101,241) 170,106
Local (4,044)    
Foreign 9,003 (3,116) (4,750)
Total deferred tax expense (benefit) (65,445) (104,358) 165,355
Total income tax expense ¥ 359,613 ¥ 199,532 ¥ 425,120