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 | 
                                                196,212,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                95,629,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                20,133,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                196,212,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                35,443,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                45,004,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                42,832,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                178,663,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,868,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                34,812,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                178,663,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                83,149,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                90,027,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                99,575,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                194,897,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -194,897,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,170,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                125,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                123,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                180,596,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                89,443,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,657,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                85,371,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -180,596,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other items | ||||||||||||||
| Depreciation | 
                                                14,208,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,946,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,357,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                14,642,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -433,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,683,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,654,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,248,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,187,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,196,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,247,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,832,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,495,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -355,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Increase in property, plant and equipment and intangible assets | 
                                                14,723,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,043,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,776,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                15,465,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -742,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,817,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,828,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,741,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                14,694,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,906,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,492,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,539,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,553,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,155,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |