Quarter Period Consolidated Statement Of Comprehensive Income
| Concept | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Quarter period consolidated statement of comprehensive income | ||||||||||
| Statement of comprehensive income | ||||||||||
| Profit (loss) | 
                                                9,656,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,555,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,555,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,555,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,555,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,236,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,168,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,236,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,236,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,236,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||||||||||
| Valuation difference on available-for-sale securities | 
                                                -2,786,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                3,320,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Foreign currency translation adjustment | 
                                                513,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                373,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Other comprehensive income | 
                                                -2,272,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                3,694,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income | 
                                                7,384,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                10,863,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income attributable to | ||||||||||
| Comprehensive income attributable to owners of parent | 
                                                7,384,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                10,863,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — |