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 | 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 | 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 | 
                                                93,074,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                87,072,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                75,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,002,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                93,074,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,071,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                78,606,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,612,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                85,219,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                85,219,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,342,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                67,264,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,696,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,582,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,662,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,358,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                113,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -4,358,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,678,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,285,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -4,963,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,963,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                115,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,562,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other items | ||||||||||||||
| Depreciation | 
                                                4,450,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,401,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,117,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                48,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,450,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,284,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,395,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                56,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,452,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,452,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,277,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,117,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Income tax expense | 
                                                6,202,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,002,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,861,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                199,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,202,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                141,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,181,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                348,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,529,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,529,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                196,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,985,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Increase in property, plant and equipment and intangible assets | 
                                                4,746,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,713,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,238,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                32,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,746,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,474,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,593,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                544,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,138,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,138,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,518,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,074,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |