Notes - Segment Information, Etc.
| Concept | 2024-01-01 to 2024-06-30 | 2024-01-01 to 2024-06-30 | 2024-01-01 to 2024-06-30 | 2024-01-01 to 2024-06-30 | 2024-01-01 to 2024-06-30 | 2024-01-01 to 2024-06-30 | 2024-01-01 to 2024-06-30 | 2024-01-01 to 2024-06-30 | 2023-01-01 to 2023-06-30 | 2023-01-01 to 2023-06-30 | 2023-01-01 to 2023-06-30 | 2023-01-01 to 2023-06-30 | 2023-01-01 to 2023-06-30 | 2023-01-01 to 2023-06-30 | 2023-01-01 to 2023-06-30 | 2023-01-01 to 2023-06-30 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 
                                                92,159,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,636,339,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                294,423,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                237,722,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,361,247,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,361,247,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,100,602,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                314,966,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                232,344,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,117,662,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,521,804,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,279,894,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,279,894,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                93,116,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                29,936,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,715,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,259,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                46,554,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -46,554,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,643,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,897,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,189,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,611,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -45,088,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                45,088,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                30,390,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |