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 | 
                                                565,358,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                519,832,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                45,526,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                565,358,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                565,358,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                47,374,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                552,813,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                552,825,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                505,438,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                552,825,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -13,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other items | ||||||||||||||
| Depreciation | 
                                                35,106,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                32,638,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,823,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                644,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                33,283,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                35,106,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                920,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                29,440,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,331,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                30,772,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                28,520,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                30,772,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Increase in property, plant and equipment and intangible assets | 
                                                25,589,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                16,562,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,915,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,111,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,674,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                25,589,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,858,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                26,342,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,760,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                34,102,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                24,483,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                34,102,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |