Meanwhile, Watari Go (Watari County), which the Oshu Fujiwara clan had controlled for generations since FUJIWARA no Tsunekiyo (Gon no daibu [a provisional master] of the Watari region), was put under the rule of Tanemori CHIBA, a staff officer of Yoritomo, after the fall of Kiyotsuna (Gonjuro WATARI).
一方、経清（亘理権大夫）以来代々の所領地曰理郷（亘理郡）も清綱（亘理権十郎）の没落とともに頼朝の幕僚・千葉胤盛の支配する所となった。