Consolidated Statement Of Comprehensive Income
| Concept | 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 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Consolidated statement of comprehensive income | ||||||||||
| Statement of comprehensive income | ||||||||||
| Profit (loss) | 
                                                168,855,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                279,403,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                168,855,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                168,855,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                168,855,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                242,096,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                242,096,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                242,096,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                242,096,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                478,973,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||||||||||
| Valuation difference on available-for-sale securities | — | 
                                                37,508,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                211,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Foreign currency translation adjustment | — | 
                                                69,024,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                89,977,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | — | 
                                                106,532,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                90,189,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income | — | 
                                                385,936,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                569,163,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income attributable to | ||||||||||
| Comprehensive income attributable to owners of parent | — | 
                                                341,529,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                513,488,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income attributable to non-controlling interests | — | 
                                                44,406,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                55,674,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |