v3.26.1
Dividends from subsidiaries and investees - Schedule of cash dividends paid to company from consolidated subsidiaries and investees accounted for equity method (Detail) - Parent Company [Member] - JPY (¥)
¥ in Millions
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Dividends from subsidiaries and investees [Line Items]      
Dividends from consolidated subsidiaries ¥ 181,149 ¥ 159,452 ¥ 96,695
Dividends from investees accounted for by the equity method 18,494 15,944 11,877
Total ¥ 199,644 ¥ 175,396 ¥ 108,572