Notes - Segment Information, Etc.
| Concept | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 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 | 
                                                172,684,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                35,720,979,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                43,794,976,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,901,312,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                43,794,976,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                40,209,849,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                147,340,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                40,209,849,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,696,352,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                32,366,156,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                1,660,303,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,742,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                368,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,662,414,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,662,414,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,416,765,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,417,202,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,417,202,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                84,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                352,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |