Notes - Segment Information, Etc.
| Concept | 2024-09-01 to 2025-02-28 | 2024-09-01 to 2025-02-28 | 2024-09-01 to 2025-02-28 | 2024-09-01 to 2025-02-28 | 2024-09-01 to 2025-02-28 | 2024-09-01 to 2025-02-28 | 2024-09-01 to 2025-02-28 | 2024-09-01 to 2025-02-28 | 2024-09-01 to 2025-02-28 | 2023-09-01 to 2024-02-29 | 2023-09-01 to 2024-02-29 | 2023-09-01 to 2024-02-29 | 2023-09-01 to 2024-02-29 | 2023-09-01 to 2024-02-29 | 2023-09-01 to 2024-02-29 | 2023-09-01 to 2024-02-29 | 2023-09-01 to 2024-02-29 | 2023-09-01 to 2024-02-29 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Notes - Segment information, etc. | ||||||||||||||||||
| Segment information | ||||||||||||||||||
| Disclosure of sales and profit (loss) for each reportable segment | ||||||||||||||||||
| Sales | ||||||||||||||||||
| Revenues from external customers | 
                                                12,189,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,121,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,959,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,544,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,229,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                333,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,855,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,189,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,418,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,377,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,914,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,599,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                521,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,412,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,418,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                873,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -873,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                866,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                867,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                215,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                214,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -215,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                215,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |