He was known to be a distinguished busho, and assisted Kamakura kubo (governor-general of the Kanto region), Ujimitsu, and succeeded in suppressing the rebellion of Yoshimasa OYAMA and the rebellion by his son Wakainumaru OYAMA.
武将としての器量に優れ、鎌倉公方の氏満を補佐しながら小山義政の反乱とその子・小山若犬丸の反乱鎮圧に功を挙げた。