Therefore, it can be said that Yoritomo succeeded in distinguishing himself from the other Minamoto families and making his own family lineage the direct descendant by using, as a background, this unifying power over the warriors of the eastern provinces as well as the privileges granted by the Imperial Court, such as Juei-ninen Jugatsu no Senji (the imperial decree issued to Minamoto no Yoritomo), Bunji Imperial Sanction and appointment to shogun by the Imperial Court.
故に頼朝はそうした東国武士に対する求心力と、朝廷から受けた寿永二年十月宣旨、文治の勅許、将軍宣下など朝廷から与えられた特権を背景に、他の源氏一門と差別化し、頼朝の系統を嫡流とすることに成功することができたといえる。