v3.25.2
Financial Instruments - Schedule of Financial Assets and Liabilities at Fair Value (Details) - JPY (¥)
¥ in Millions
Mar. 31, 2025
Mar. 31, 2024
Measured at fair value through profit or loss    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities ¥ 20,671 ¥ 23,352
Measured at fair value through profit or loss | Derivative financial instruments    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities 16,309 13,783
Measured at fair value through profit or loss | Financial liabilities associated with contingent consideration arrangements    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities 4,362 7,772
Measured at fair value through profit or loss | Lease liabilities    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities 573,325 619,639
Measured at fair value through profit or loss | Other    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities   1,797
Measured at fair value through profit or loss | Trade and other payables    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities   547,521
Derivative hedging instruments | Derivative hedging instruments    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities 219 11,325
Derivative hedging instruments | Derivative financial instruments | Derivative hedging instruments    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities 219 11,325
Financial liabilities measured at fair value    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities 20,890 34,677
Financial liabilities measured at fair value | Derivative financial instruments    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities 16,528 25,108
Financial liabilities measured at fair value | Financial liabilities associated with contingent consideration arrangements    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities 4,362 7,772
Financial liabilities measured at fair value | Other    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities   1,797
Other financial liabilities    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities 5,739,936 6,187,850
Other financial liabilities | Lease liabilities    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities 573,325 619,639
Other financial liabilities | Lease liabilities | Derivative hedging instruments    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities 573,325 619,639
Other financial liabilities | Other    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities 175,805 176,938
Other financial liabilities | Other | Derivative hedging instruments    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities 175,805 176,938
Other financial liabilities | Trade and other payables    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities 475,541 547,521
Other financial liabilities | Trade and other payables | Derivative hedging instruments    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities 475,541 547,521
Other financial liabilities | Bonds and loans    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities 4,515,265 4,843,752
Other financial liabilities | Bonds and loans | Derivative hedging instruments    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial liabilities 4,515,265 4,843,752
Measured at fair value through other comprehensive income    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 296,597 266,621
Measured at fair value through other comprehensive income | Equity instruments    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 151,687 182,887
Measured at fair value through other comprehensive income | Investments in debt instruments    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 79,342  
Measured at fair value through other comprehensive income | Trade and other receivables    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 65,568 83,734
Measured at fair value through profit or loss    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 44,987 44,482
Measured at fair value through profit or loss | Derivative financial instruments    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 12,361 17,617
Measured at fair value through profit or loss | Investments in convertible notes    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 10,424 13,459
Measured at fair value through profit or loss | Investments in debt instruments    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 12,005 1,113
Measured at fair value through profit or loss | Financial assets associated with contingent consideration arrangements    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 10,197 12,293
Derivative hedging instruments    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 72,007 102,606
Derivative hedging instruments | Derivative financial instruments    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 72,007 102,606
Financial assets measured at fair value    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 413,592 413,709
Financial assets measured at fair value | Equity instruments    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 151,687 182,887
Financial assets measured at fair value | Derivative financial instruments    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 84,369 120,223
Financial assets measured at fair value | Investments in convertible notes    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 10,424 13,459
Financial assets measured at fair value | Investments in debt instruments    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 91,348 1,113
Financial assets measured at fair value | Financial assets associated with contingent consideration arrangements    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 10,197 12,293
Financial assets measured at fair value | Trade and other receivables    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 65,568 83,734
Financial assets measured at amortized cost    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 1,052,586 1,068,361
Financial assets measured at amortized cost | Trade and other receivables    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 643,896 584,669
Financial assets measured at amortized cost | Other    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets 23,576 25,892
Financial assets measured at amortized cost | Cash and cash equivalents    
Disclosure Of Financial Assets And Liabilities [Line Items]    
Financial assets ¥ 385,113 ¥ 457,800