Thereafter, the Kiso force advanced into Kozuke Province, and confronted Toshitsuna ASHIKAGA of the Ashikaga clan having the family name of Fujiwara (Fujiwara clan) in the Taira family side who was based in Ashikaga no sho, Shimotsuke Province, however, Yoshishige maintained neutrality.
その後、木曽勢は上野国へ進出し、下野国足利荘を本拠とする平家方の藤原氏姓足利氏(藤原氏)の足利俊綱と対立するが義重は中立を保つ。