Quarter Period Consolidated Statement Of Comprehensive Income
| Concept | 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 | 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 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Quarter period consolidated statement of comprehensive income | ||||||||||
| Statement of comprehensive income | ||||||||||
| Profit (loss) | 
                                                85,343,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                379,205,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                85,343,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                85,343,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                85,343,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                32,980,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                32,980,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                32,980,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                32,980,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                368,546,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||||||||||
| Valuation difference on available-for-sale securities | — | 
                                                32,811,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                17,569,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Share of other comprehensive income of entities accounted for using equity method | — | 
                                                -10,111,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                -3,003,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | — | 
                                                22,699,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                14,565,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income | — | 
                                                401,905,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                383,112,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income attributable to | ||||||||||
| Comprehensive income attributable to owners of parent | — | 
                                                392,969,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                372,253,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income attributable to non-controlling interests | — | 
                                                8,935,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                10,858,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |