Major Shareholders
| Concept | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|
| Major shareholders | |||||||||||
| Major shareholders | |||||||||||
| Name | 
                                                良川 忠必
                                                
                                             | 
                                                日本マスタートラスト信託銀行㈱(信託口)
                                                
                                             | 
                                                恵本 正志
                                                
                                             | — | 
                                                ㈱日本カストディ銀行(信託口)
                                                
                                             | 
                                                坂本  大地
                                                
                                             | 
                                                坂本 洋平
                                                
                                             | 
                                                井上 和則
                                                
                                             | 
                                                東京一番フーズ従業員持株会
                                                
                                             | 
                                                ㈱なにわ
                                                
                                             | 
                                                アサヒビール㈱
                                                
                                             | 
| Address | 
                                                東京都新宿区
                                                
                                             | 
                                                東京都港区浜松町2-11-3
                                                
                                             | 
                                                長崎県平戸市
                                                
                                             | — | 
                                                東京都中央区晴海1-8-12
                                                
                                             | 
                                                東京都新宿区
                                                
                                             | 
                                                東京都調布市
                                                
                                             | 
                                                福岡県糸島市
                                                
                                             | 
                                                東京都新宿区新宿5-6-1
                                                
                                             | 
                                                東京都新宿区大久保2-21-15
                                                
                                             | 
                                                東京都墨田区吾妻橋1-23-1
                                                
                                             | 
| Number of shares held | 
                                                92,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                199,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                39,200
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                4,670,400
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                43,700
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                1,419,100
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                72,500
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                32,800
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                74,600
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                2,619,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                78,500
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
| Shareholding ratio (excluding treasury shares) | 
                                                0.0102
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.0222
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.0044
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.5201
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.0049
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.1580
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.0081
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.0037
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.0083
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.2917
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.0087
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             |