Notes - Segment Information, Etc.
| Concept | 2023-08-01 to 2024-07-31 | 2023-08-01 to 2024-07-31 | 2023-08-01 to 2024-07-31 | 2023-08-01 to 2024-07-31 | 2023-08-01 to 2024-07-31 | 2023-08-01 to 2024-07-31 | 2022-08-01 to 2023-07-31 | 2022-08-01 to 2023-07-31 | 2022-08-01 to 2023-07-31 | 2022-08-01 to 2023-07-31 | 2022-08-01 to 2023-07-31 | 2022-08-01 to 2023-07-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Notes - Segment information, etc. | ||||||||||||
| Segment information | ||||||||||||
| Disclosure of sales and profit (loss) for each reportable segment | ||||||||||||
| Sales | ||||||||||||
| Revenues from external customers | 
                                                13,001,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                915,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,735,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,349,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,001,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,076,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,457,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,480,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,457,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                899,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                209,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                20,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -232,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                232,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                270,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -270,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                257,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |