Notes - Segment Information, Etc.
| Concept | 2023-09-01 to 2023-11-30 | 2023-09-01 to 2023-11-30 | 2023-09-01 to 2023-11-30 | 2023-09-01 to 2023-11-30 | 2023-09-01 to 2023-11-30 | 2023-09-01 to 2023-11-30 | 2022-09-01 to 2022-11-30 | 2022-09-01 to 2022-11-30 | 2022-09-01 to 2022-11-30 | 2022-09-01 to 2022-11-30 | 2022-09-01 to 2022-11-30 | 2022-09-01 to 2022-11-30 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Notes - Segment information, etc. | ||||||||||||
| Segment information | ||||||||||||
| Disclosure of sales and profit (loss) for each reportable segment | ||||||||||||
| Sales | ||||||||||||
| Revenues from external customers | 
                                                5,388,319,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                59,877,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,388,319,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,397,588,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,930,852,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                56,708,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,313,599,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,073,712,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,073,712,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,703,404,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                34,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                34,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                34,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |