Quarter Period Consolidated Statement Of Comprehensive Income
| Concept | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2022-03-01 to 2023-02-28 | 2022-03-01 to 2023-02-28 | 2022-03-01 to 2023-02-28 | 2022-03-01 to 2023-02-28 | 2022-03-01 to 2023-02-28 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Quarter period consolidated statement of comprehensive income | ||||||||||
| Statement of comprehensive income | ||||||||||
| Profit (loss) | 
                                                113,886,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                42,239,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                42,239,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                42,239,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                42,239,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -72,404,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -130,159,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -130,159,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -130,159,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -130,159,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||||||||||
| Valuation difference on available-for-sale securities | 
                                                65,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                64,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Other comprehensive income | 
                                                65,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                64,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Comprehensive income | 
                                                113,952,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -72,340,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Comprehensive income attributable to | ||||||||||
| Comprehensive income attributable to owners of parent | 
                                                113,952,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -72,340,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Comprehensive income attributable to non-controlling interests | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — |