Yoritomo sent letter to samurai in Kyushu and Shikoku regions demanding to search for and kill the Taira clan, to hunt down members of the Taira clan who escaped to the Shikoku region.
頼朝は四国に逃れた平氏を更に追討すべく、九州・四国の武士に平氏追討を求める書状を下す。