In the Battle of Aonogahara, while the entire bakufu (Japanese feudal government headed by a shogun) force (with 80,000 horse soldiers according to "Taihei ki" (Record of Peace against the Foreigners)) was badly defeated against the much larger force from the Oshu district led by Akiie KITABATAKE (with 500,000 horse soldiers according to "Taihei ki"), Yorito led 1,000 elite horse soldiers, fought like a demon, and distinguished himself in battle.
青野原の戦いでは北畠顕家の奥州勢の大軍（『太平記』によると50万騎）を相手に幕府軍（『太平記』によると8万騎）が総崩れになる中で、頼遠は精兵1000騎を率いて鬼神のごとく奮戦して高名を立てた。