First of all, he stopped his father, Emperor Uda's cloistered government and started to rule the government directly by himself, he tried to overthrow the bakufu twice although he failed, it was presumed that these attempts were both aimed at having concentrated political power (unification of authority).
まず、父であり治天でもある後宇多天皇の院政を停止し自ら政務に当たる親政を始め、また、2度にわたって倒幕を企てたが、いずれも天皇位への権力集中（権力の一元化）を指向したものだと見られている。