The Kono clan, Omi-Genji (Minamoto clan), Kai-Genji and Shinano Genji (Minamoto clan) of Iyo, Shikoku in Chikushi Kyushu area had raised an army against the Taira clan, such activity of the anti-Taira clan had developed all over Japan by the end of January 1181 (end of 1180 under the old lunar calendar).
治承4年（1180年）末までには、九州筑紫地方、四国伊予の河野氏、近江源氏、甲斐源氏、信濃源氏らが反平氏の挙兵をし、全国で反平氏の活動が活発となる。