In 1871, Haihan-chiken (abolition of feudal domains and establishment of prefectures) took place with a military force by Goshimpei (army to convoy the Emperor) mainly consisting of samurai of Sacho (Satsuma and Choshu domains), leading to the establishment of a prefecture system.
明治4年（1871年）には薩長土を主体とする御親兵とする軍事力を持って廃藩置県を行い、府県制が確立する。