Originally installed as a puppet Shogun by the Hojo clan, as he got older and reached higher rank, the opponents of the Hojo clan approached him, and he gradually enhanced his power base within the Shogunate.
当初は北条氏の担ぎ挙げた傀儡将軍であったが、歳を重ね官位を高めていくにつれ、北条氏に反対する勢力が接近するようになり、幕府内での権力基盤を徐々に強めていく。