Notes - Segment Information, Etc.
| Concept | 2024-06-01 to 2024-11-30 | 2024-06-01 to 2024-11-30 | 2024-06-01 to 2024-11-30 | 2024-06-01 to 2024-11-30 | 2024-06-01 to 2024-11-30 | 2024-06-01 to 2024-11-30 | 2024-06-01 to 2024-11-30 | 2024-06-01 to 2024-11-30 | 2024-06-01 to 2024-11-30 | 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 | 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 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 
                                                256,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                311,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                30,544,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                30,544,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                544,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                29,999,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                24,931,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,500,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,876,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                301,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                252,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                26,948,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                389,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                26,948,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                26,558,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,127,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |