Notes - Semi-Annual Balance Sheet
| Concept | 
                                    
                                        As at 2024-05-31  | 
                            
                                
                                    
                                        As at 2024-05-31  | 
                            
                                
                                    
                                        As at 2023-05-31  | 
                            
                        
|---|---|---|---|
| Notes - Semi-annual balance sheet | |||
| Notes - Semi-annual balance sheet | |||
| Notes regarding accumulated depreciation of property, plant and equipment | — | — | |
| Notes regarding amounts of tax purpose reduction entry of property, plant and equipment | — | ||
| Notes regarding pledged assets | — | ||
| Notes regarding guarantee obligations | — | — | |
| Notes regarding trade notes receivable discounted or transferred by endorsement | — | — | |
| Trade notes receivable transferred by endorsement | — | 
                                        
                                             
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                41,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             
                                        
                                     | 
                                
                            
| Notes regarding promissory notes due on balance sheet date | — | — |