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 | 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) | 
                                                141,735,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,809,337,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                141,735,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                141,735,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                142,498,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                142,498,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                142,498,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                961,658,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||||||||
| Valuation difference on available-for-sale securities | — | 
                                                1,540,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                213,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | — | 
                                                1,540,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                213,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income | — | 
                                                1,810,878,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                961,872,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income attributable to | ||||||||
| Comprehensive income attributable to owners of parent | — | 
                                                1,810,878,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                961,872,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |