Moreover, the reason why the Insai school of Okayama Domain was called "Toryu" is that, when the shogun at that time competed with Ikeda-ko (daimyo IKEDA) in an archery match, Ikeda-ko won, then Ikeda-ko requested to be also called "Toryu" and the shogun allowed his request.
また、岡山藩の印西派が当流と呼ばれる所以は、池田侯と当時の将軍が弓の勝負をした際に池田侯が勝利し、池田侯が当家でも「当流」と称させて欲しいと願い出たところ、将軍が褒美の意味で当流と称すことを許可した事から。