Yoritomo raised an army to hunt down and kill the Heike, and while the Chiba clan were campaigning under Yoritomo, it is said that Yoritomo had MINAMOTO no Yoritaka seated in a place of honor higher than Tsunetane CHIBA.
頼朝が平家追討の兵を挙げて千葉氏が頼朝の下に参陣した際、頼朝は源頼隆に千葉常胤より上座に据えたという。