In September, Yoritomo sent Kagetoki KAJIWARA's legitimate son, Kagesue KAJIWARA, with a hidden mission to observe the movement of Yoshitsune, who had returned to Kyoto and was staying in his residence at Rokujo-Horikawa in Kyoto, and at the same time Yoritomo requested that Yoshitsune expel his uncle MINAMOTO no Yukiie, who once followed Yoshinaka.
一方京に戻った義経に、頼朝は9月に入り京の六条堀川の屋敷にいる義経の様子を探るべく梶原景時の嫡男梶原景季を遣わし、かつて義仲に従った叔父源行家追討を要請した。