In October, judging that Yoshitsune was playing sick and was on the same side as Minamoto no Yukiie, Yoritomo decided to expel Yoshitsune and sent his retainer Masatoshi TOSANOBO to Kyoto.
10月、義経の病が仮病であり、すでに源行家と同心していると判断した頼朝は義経討伐を決め、家人土佐坊昌俊を京へ送った。