Nihon Takagari Club (Japan falconry club), which Soichiro OHARA established bringing Yutoku NIWA, seems to have been reorganized and renamed after his death in early life, changing its purpose from preservation, publication, and diffusion of Taka-gari tradition.
大原総一郎が丹羽有得を招聘して設立した日本鷹狩クラブは、その早世後、ある時期に鷹狩の伝統の保存・公開普及という目的から外れ、改組・改名されたらしい。