Notes - Segment Information, Etc.
| Concept | 2024-04-01 to 2024-09-30 | 2024-04-01 to 2024-09-30 | 2024-04-01 to 2024-09-30 | 2024-04-01 to 2024-09-30 | 2024-04-01 to 2024-09-30 | 2024-04-01 to 2024-09-30 | 2024-04-01 to 2024-09-30 | 2024-04-01 to 2024-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 
                                                39,762,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,429,299,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,143,468,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,555,929,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                158,239,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,183,230,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,183,230,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,704,561,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,917,444,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,900,914,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,917,444,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,119,357,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                123,736,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                68,875,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,848,569,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,670,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,510,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,840,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,510,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -9,510,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,044,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,764,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -12,044,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,280,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,044,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |