Kageyoshi, who later served MINAMOTO no Yoritomo as a gokenin (an immediate vassal of the shogunate), claimed while recounting this incident at a banquet that although Tametomo was a peerless master of the bow, in that instance his aim had probably been thrown off because he was using a bow taller than his height from horseback, something he was not accustomed to.
後に源頼朝に仕えて御家人になった景義は酒宴でこの合戦について、為朝は無双の弓矢の達者だが、身の丈よりも大きい弓を使い馬上での扱いに慣れずに狙いを誤ったのだろうと語っている。