According to "Azuma Kagami" (The Mirror of the East), the military power of the Minamoto clan was concentrated in Noriyori's army's fifty-four thousand cavalrymen and Yoshitsune's army's twenty thousand cavalrymen.
『吾妻鏡』では源氏の兵力は範頼軍は5万4千騎、義経軍は2万騎とある。