Notes - Segment Information, Etc.
| Concept | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Notes - Segment information, etc. | ||||||||||
| Segment information | ||||||||||
| Disclosure of sales and profit (loss) for each reportable segment | ||||||||||
| Sales | ||||||||||
| Revenues from external customers | 
                                                9,265,110,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,265,110,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,165,143,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                99,967,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,025,083,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,025,083,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,400,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,003,683,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,290,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -9,290,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,290,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,246,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,246,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -21,246,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |