Notes - Segment Information, Etc.
| Concept | 2023-09-01 to 2024-02-29 | 2023-09-01 to 2024-02-29 | 2023-09-01 to 2024-02-29 | 2023-09-01 to 2024-02-29 | 2023-09-01 to 2024-02-29 | 2023-09-01 to 2024-02-29 | 2022-09-01 to 2023-02-28 | 2022-09-01 to 2023-02-28 | 2022-09-01 to 2023-02-28 | 2022-09-01 to 2023-02-28 | 2022-09-01 to 2023-02-28 | 2022-09-01 to 2023-02-28 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Notes - Segment information, etc. | ||||||||||||
| Segment information | ||||||||||||
| Disclosure of sales and profit (loss) for each reportable segment | ||||||||||||
| Sales | ||||||||||||
| Revenues from external customers | 
                                                4,575,986,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                600,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                82,520,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,659,107,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,659,107,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,716,888,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,661,302,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                54,986,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                600,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,716,888,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |