v3.25.2
Financial Instruments - Schedule of Derivatives Reclassifications (Details) - JPY (¥)
¥ in Millions
12 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Mar. 31, 2023
Amounts recognized in OCI      
Hedging cost ¥ 7,963 ¥ 7,197 ¥ (16,993)
Interest rate swaps      
Amounts recognized in OCI      
Gains (losses) on cash flow hedges 2,037 4,098  
Forward interest rate      
Amounts recognized in OCI      
Gains (losses) on cash flow hedges 2,301 387  
Cross currency interest rate swaps      
Amounts recognized in OCI      
Gains (losses) on cash flow hedges (711) 166,574  
Hedging cost 18,663 12,392  
Foreign currency denominated bonds and loans      
Amounts recognized in OCI      
Gains (losses) on net investment hedges (19,662) 169,111  
Forward exchange contracts      
Amounts recognized in OCI      
Gains (losses) on net investment hedges 13,466 109,212  
Cash flow hedge      
Amount reclassified to profit or loss      
Reclassification adjustments on cash flow hedges (2,355) (137,122)  
Cash flow hedge | Interest rate swaps      
Amount reclassified to profit or loss      
Reclassification adjustments on cash flow hedges (6,415) (2,492)  
Cash flow hedge | Forward interest rate      
Amount reclassified to profit or loss      
Reclassification adjustments on cash flow hedges 2,317 2,349  
Hedging costs      
Amount reclassified to profit or loss      
Reclassification adjustments on cash flow hedges ¥ (7,350) ¥ (2,024)