It is said that Koga warriors took a geographical advantage in the mountains to make various surprise attacks against the bakufu army and tormented them by using fire and smoke on Yoshihisa's headquarters during the night.
甲賀武士達は山中でその地の利を生かしてさまざまな奇襲をかけ、また時には夜陰に義尚の本陣に迫って火や煙を放つなど、さんざん幕府軍を苦しめたという。