It is said that, after his father's death, he gained the popularity of vassals and the family, and was among the first to consider raising an army and setting off to Oshu (Northern Honshu, the region encompassing Mutsu and Dewa Provinces) and Saigoku (western part of Japan [espcially Kyushu, but ranging as far east as Kinki]).
父亡き後、臣下や一族の人望を集めて、いちはやく挙兵を模索し、奥州や西国を巡ったとされる。