Quarter Period Consolidated Statement Of Comprehensive Income
| 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 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Quarter period consolidated statement of comprehensive income | ||||||||||
| Statement of comprehensive income | ||||||||||
| Profit (loss) | 
                                                744,411,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                744,411,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                744,411,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                668,382,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                744,411,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                444,454,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                339,892,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                444,454,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                444,454,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                444,454,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||||||||||
| Valuation difference on available-for-sale securities | — | — | — | 
                                                -12,700,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                99,636,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Foreign currency translation adjustment | — | — | — | 
                                                -2,040,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                16,107,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Other comprehensive income | — | — | — | 
                                                -14,741,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                115,744,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income | — | — | — | 
                                                653,640,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                455,636,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income attributable to | ||||||||||
| Comprehensive income attributable to owners of parent | — | — | — | 
                                                653,640,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                455,636,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income attributable to non-controlling interests | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — |