Notes - Segment Information, Etc.
| Concept | 2023-09-01 to 2024-08-31 | 2023-09-01 to 2024-08-31 | 2023-09-01 to 2024-08-31 | 2023-09-01 to 2024-08-31 | 2023-09-01 to 2024-08-31 | 2023-09-01 to 2024-08-31 | 2023-09-01 to 2024-08-31 | 2022-09-01 to 2023-08-31 | 2022-09-01 to 2023-08-31 | 2022-09-01 to 2023-08-31 | 2022-09-01 to 2023-08-31 | 2022-09-01 to 2023-08-31 | 2022-09-01 to 2023-08-31 | 2022-09-01 to 2023-08-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Notes - Segment information, etc. | ||||||||||||||
| Segment information | ||||||||||||||
| Disclosure of sales and profit (loss) for each reportable segment | ||||||||||||||
| Sales | ||||||||||||||
| Revenues from external customers | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,290,629,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                276,146,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,578,458,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,578,458,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,681,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,578,458,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,759,851,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,759,851,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,526,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,759,851,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                409,716,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,344,608,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |