He excelled in art and was selected to be guards of the Imperial Palace as a trusted vassal of Imperial Prince Munetaka, the sixth Shogun of Kamakura bakufu, such as hisashi ban (a valet who keeps the night watch at the eaves of building), 門見参衆, mikoshi joge ketsuban (a night watcher on a lattice), and hiru banshu (afternoon guards).
学芸に優れ、鎌倉幕府6代将軍宗尊親王の近臣として廂衆・門見参衆・御格子上下結番・昼番衆等の御所内番役に選ばれる。