Notes - Balance Sheet
| Concept | 
                                    
                                        As at 2024-05-31  | 
                            
                                
                                    
                                        As at 2024-05-31  | 
                            
                                
                                    
                                        As at 2023-05-31  | 
                            
                        
|---|---|---|---|
| Notes - Balance sheet | |||
| Notes - Balance sheet | |||
| Notes regarding components of inventories | — | — | |
| Notes regarding amounts of notes and accounts receivable - trade and contract assets | — | 
                                        
                                             ※1 「受取手形、売掛金及び契約資産」のうち、顧客との契約から生じた債権及び契約資産の金額、並びに「流動負債」の「その他」のうち、契約負債の金額は、連結財務諸表「注記事項(収益認識関係)3 (1)契約資産及び契約負債の残高等」に記載のとおりであります。 
  | 
                                
                                    — | 
| Notes regarding accumulated depreciation of property, plant and equipment | — | — | |
| Notes regarding amounts of tax purpose reduction entry of property, plant and equipment | — | ||
| Notes regarding assets and liabilities incurred from transactions with affiliated entities | — | — | |
| Notes regarding revaluation of land for business | — | — | |
| 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 | — | — |