Therefore, popularly known details of the battle are described in this section based on war tales written in the Edo period, such as "Koyo Gunkan," although they lack credibility as historical documents.
そのため、本節では史料的な信頼性には欠けるが『甲陽軍鑑』など江戸時代の軍記物語を元に巷間知られる合戦の経過を述べることになる。