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 | 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 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 
                                                104,171,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                34,865,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,667,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                38,214,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,424,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                104,171,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                94,461,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                32,310,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,472,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,650,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                94,461,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                35,027,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,635,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,609,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                812,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -7,064,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,064,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                734,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,434,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -7,016,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,016,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,838,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other items | ||||||||||||||
| Depreciation | 
                                                4,671,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,183,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,063,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,747,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                531,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                145,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,526,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,881,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,584,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                495,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,116,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                579,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,301,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,105,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Increase in property, plant and equipment and intangible assets | 
                                                3,760,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,393,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                487,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,328,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                533,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,742,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,320,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,066,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                225,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                880,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                59,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,261,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,088,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |