Year To Quarter End Consolidated Statement Of Comprehensive Income
| Concept | 2023-10-01 to 2024-09-30 | 2023-10-01 to 2024-09-30 | 2023-10-01 to 2024-09-30 | 2023-10-01 to 2024-09-30 | 2023-10-01 to 2024-09-30 | 2022-10-01 to 2023-09-30 | 2022-10-01 to 2023-09-30 | 2022-10-01 to 2023-09-30 | 2022-10-01 to 2023-09-30 | 2022-10-01 to 2023-09-30 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Year to quarter end consolidated statement of comprehensive income | ||||||||||
| Statement of comprehensive income | ||||||||||
| Profit (loss) | 
                                                2,942,990,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,291,384,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,942,990,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,942,990,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,942,990,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,617,307,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,617,307,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,617,307,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,384,924,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,617,307,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||||||||||
| Valuation difference on available-for-sale securities | — | 
                                                149,322,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                190,605,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Deferred gains or losses on hedges | — | 
                                                2,608,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                -2,608,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Foreign currency translation adjustment | — | 
                                                -196,491,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                118,684,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Other comprehensive income | — | 
                                                -44,560,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                306,681,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Comprehensive income | — | 
                                                2,246,823,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                3,691,605,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Comprehensive income attributable to | ||||||||||
| Comprehensive income attributable to owners of parent | — | 
                                                2,246,823,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                3,691,605,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — |