Their mission was to obtain the fittings for the memorial service of Shochoju-in Temple and to impel the Court to banish the remnants of the Taira clan, but another mission was to give Yoshitsune the order of Yoritomo to hunt down and kill MINAMOTO no Yukiie, who was Yoshitsune's uncle.
目的は勝長寿院供養の道具を求め、併せて平家残党の配流を朝廷に促すためだが、同時に義経へ叔父の源行家を追討するよう頼朝の命を伝えることになっていた。