Quarter Period Consolidated Statement Of Comprehensive Income
| Concept | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2021-04-01 to 2022-03-31 | 2021-04-01 to 2022-03-31 | 2021-04-01 to 2022-03-31 | 2021-04-01 to 2022-03-31 | 2021-04-01 to 2022-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Quarter period consolidated statement of comprehensive income | ||||||||||
| Statement of comprehensive income | ||||||||||
| Profit (loss) | 
                                                2,252,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,252,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,252,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,252,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                31,285,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                22,071,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                22,071,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                22,071,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                54,157,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                22,071,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||||||||||
| Valuation difference on available-for-sale securities | — | — | — | — | 
                                                -54,786,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -62,532,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Deferred gains or losses on hedges | — | — | — | — | 
                                                10,263,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                14,963,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Remeasurements of defined benefit plans, net of tax | — | — | — | — | 
                                                -2,440,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -6,475,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Other comprehensive income | — | — | — | — | 
                                                -46,963,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -54,044,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Comprehensive income | — | — | — | — | 
                                                -15,678,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                112,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Comprehensive income attributable to | ||||||||||
| Comprehensive income attributable to owners of parent | — | — | — | — | 
                                                -15,811,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                74,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Comprehensive income attributable to non-controlling interests | — | — | — | — | 
                                                132,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                38,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — |