Notes - Segment Information, Etc.
| Concept | 2024-03-01 to 2024-08-31 | 2024-03-01 to 2024-08-31 | 2024-03-01 to 2024-08-31 | 2024-03-01 to 2024-08-31 | 2024-03-01 to 2024-08-31 | 2024-03-01 to 2024-08-31 | 2024-03-01 to 2024-08-31 | 2023-03-01 to 2023-08-31 | 2023-03-01 to 2023-08-31 | 2023-03-01 to 2023-08-31 | 2023-03-01 to 2023-08-31 | 2023-03-01 to 2023-08-31 | 2023-03-01 to 2023-08-31 | 2023-03-01 to 2023-08-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Notes - Segment information, etc. | ||||||||||||||
| Segment information | ||||||||||||||
| Disclosure of sales and profit (loss) for each reportable segment | ||||||||||||||
| Sales | ||||||||||||||
| Revenues from external customers | 
                                                117,550,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,316,210,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                206,409,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,992,250,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,198,660,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,316,210,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                138,338,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,105,989,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                192,285,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,967,650,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,775,365,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,105,989,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                11,025,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                35,460,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                875,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                36,335,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                47,360,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -47,360,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                47,041,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                347,217,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                298,996,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                300,176,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,179,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -347,217,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |