Sukenaga SUWABE, who worked hard in the Jokyu War on the side of the feudal government headed by a shogun, was hired as the manager and lord of manor in Mitoya-go district and travelled there in 1221.
承久の乱で幕府側として活躍した諏訪部助長は承久3年（1221年）に三刀屋郷の地頭職を与えられ下向した。