Research And Development Activities
| Concept | 
                                    
                                        2023-06-01 to 2024-05-31  | 
                            
                                
                                    
                                        2023-06-01 to 2024-05-31  | 
                            
                                
                                    
                                        2023-06-01 to 2024-05-31  | 
                            
                                
                                    
                                        2023-06-01 to 2024-05-31  | 
                            
                        
|---|---|---|---|---|
| Research and development activities | ||||
| Research and development expenses | ||||
| Research and development expenses | 
                                        
                                             
                                                77,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1,456,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                2,320,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                787,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             
                                        
                                     |