Notes - Segment Information, Etc.
| Concept | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 
                                                1,809,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,969,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                50,370,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                22,765,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                80,915,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,282,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                50,084,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,400,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,789,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                67,556,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                121,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                31,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                836,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                989,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                49,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                316,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                94,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                459,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other items | ||||||||||
| Depreciation | 
                                                375,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                79,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,375,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                840,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,671,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                62,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,545,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                558,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                353,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,520,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Increase in property, plant and equipment and intangible assets | 
                                                230,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                107,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,294,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                876,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,508,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                528,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,806,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,418,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,574,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,327,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |