Seiichi KONDO mentions that the traditional arguments depend on the assumption that the national authority was unitary, but undermining the assumption and taking the coexistence and the confrontation of national authority into consideration, the establishment of the Kamakura bakufu did not necessarily have a connection with whether it was empowered by the Imperial Court or not.
近藤成一は、従来の議論は国家権力が単一であることを前提としているが、その前提を捨てて、国家権力の並存・対立を視野に入れるならば、鎌倉幕府の成立は朝廷から権限を受権したか否かに必ずしも関係しないとした