Tsuratatsu INOO, a son of Noritsura, initially served Ujizane IMAGAWA, who succeeded Yoshimoto IMAGAWA, but communicated secretly with the Tokugawa clan in Mikawa and defected from the Imagawa clan.
乗連の子飯尾連竜は初め義元の跡を受けて家督を継いだ今川氏真に仕えたが、三河の徳川氏に内通し、今川氏から離反した。