Major Shareholders
| Concept | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|
| Major shareholders | |||||||||||
| Major shareholders | |||||||||||
| Name | 
                                                坂本 洋平
                                                
                                             | 
                                                恵本 正志
                                                
                                             | 
                                                良川 忠必
                                                
                                             | 
                                                楽天証券㈱
                                                
                                             | 
                                                東京一番フーズ従業員持株会
                                                
                                             | 
                                                浦崎 旭
                                                
                                             | 
                                                坂本  大地
                                                
                                             | — | 
                                                ㈱なにわ
                                                
                                             | 
                                                井上 和則
                                                
                                             | 
                                                井野 裕子
                                                
                                             | 
| Address | 
                                                東京都調布市
                                                
                                             | 
                                                長崎県平戸市
                                                
                                             | 
                                                東京都新宿区
                                                
                                             | 
                                                東京都港区南青山2-6-21
                                                
                                             | 
                                                東京都新宿区新宿5-6-1
                                                
                                             | 
                                                沖縄県島尻郡八重瀬町
                                                
                                             | 
                                                東京都新宿区
                                                
                                             | — | 
                                                東京都新宿区大久保2-21-15
                                                
                                             | 
                                                福岡県福岡市西区
                                                
                                             | 
                                                東京都小金井市
                                                
                                             | 
| Number of shares held | 
                                                72,500
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                40,164
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                94,643
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                29,400
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                69,600
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                20,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                1,216,663
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                4,222,670
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                2,619,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                30,400
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                30,300
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
| Shareholding ratio (excluding treasury shares) | 
                                                0.0081
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.0045
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.0106
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.0033
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.0078
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.0022
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.1363
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.4731
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.2934
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.0034
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.0034
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             |