v3.26.1
Inventories - Schedule of Inventories (Details) - JPY (¥)
¥ in Millions
Mar. 31, 2026
Mar. 31, 2025
Inventories [Abstract]    
Finished products and merchandise ¥ 426,933 ¥ 323,513
Work-in-process 641,002 552,200
Raw materials and supplies 328,685 341,636
Total ¥ 1,396,620 ¥ 1,217,349