Tadamichi EDO, Michimasa EDO and Shigemichi EDO formed an alliance with Yoshishige SATAKE (the 18th family head) and the Satake clan extended its influence to the deep south and the Edo clan to the southern areas of Hitachi.
江戸忠通・江戸通政・江戸重通は佐竹義重(十八代当主)と同盟を結び、佐竹氏は南奥に、江戸氏は常陸南部にそれぞれ積極的に進出する。