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) | 
                                                1,682,419,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,682,419,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,682,419,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,787,461,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,682,419,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,177,356,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,591,060,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,177,356,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,177,356,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,177,356,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||||||||||
| Valuation difference on available-for-sale securities | — | — | — | 
                                                -29,578,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                136,127,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Foreign currency translation adjustment | — | — | — | 
                                                27,675,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -2,429,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Other comprehensive income | — | — | — | 
                                                -1,902,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                133,698,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income | — | — | — | 
                                                1,785,559,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,724,758,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income attributable to | ||||||||||
| Comprehensive income attributable to owners of parent | — | — | — | 
                                                1,785,559,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,724,758,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income attributable to non-controlling interests | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — |