Year To Quarter End Consolidated Statement Of Comprehensive Income
| Concept | 2023-06-01 to 2024-02-29 | 2022-06-01 to 2023-02-28 | 
|---|---|---|
| Year to quarter end consolidated statement of comprehensive income | ||
| Statement of comprehensive income | ||
| Profit (loss) | 
                                                -420,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -584,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||
| Valuation difference on available-for-sale securities | 
                                                293,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                43,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Foreign currency translation adjustment | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Remeasurements of defined benefit plans, net of tax | 
                                                -17,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -39,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | 
                                                275,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income | 
                                                -145,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -578,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income attributable to | ||
| Comprehensive income attributable to owners of parent | 
                                                -145,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -527,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income attributable to non-controlling interests | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |