Notes - Segment Information, Etc.
| Concept | 2023-06-01 to 2023-11-30 | 2023-06-01 to 2023-11-30 | 2023-06-01 to 2023-11-30 | 2023-06-01 to 2023-11-30 | 2023-06-01 to 2023-11-30 | 2022-06-01 to 2022-11-30 | 2022-06-01 to 2022-11-30 | 2022-06-01 to 2022-11-30 | 2022-06-01 to 2022-11-30 | 2022-06-01 to 2022-11-30 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Notes - Segment information, etc. | ||||||||||
| Segment information | ||||||||||
| Disclosure of sales, profit (loss), asset, liability, and other items for each reportable segment | ||||||||||
| Sales | ||||||||||
| Revenues from external customers | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,534,760,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,228,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                693,239,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,228,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,537,353,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,537,353,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,537,353,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |