Shareholdings
| Concept | As at 2023-03-31 | As at 2022-03-31 | 
|---|---|---|
| Shareholdings | ||
| Largest holding company | ||
| Details of deemed holdings of shares held for purposes other than pure investment | ||
| Issue | 
                                                株式会社安川電機
                                                
                                             | — | 
| Number of shares | 
                                                5,100,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                5,100,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
| Carrying amount | 
                                                29,427,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                24,556,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Whether issuer of aforementioned shares holds reporting company's shares | 
                                                有
                                                
                                             | — |