Following the opinion of clans such as Tosa, the Shogunate returned the ruling power to the Imperial Court, and the idea of giving political power to the council of representatives from various clans, which would reform the Shogunate system, was recommended.
土佐藩などの主張で幕府が朝廷に政権を返上し、諸侯会議により幕政改革を推進する公議政体論が主張された。