In the Onin War, the Naito clan, accompanied by other local ruling families of Tanba, fought at Yakuno with the generals of the Otagaki clan which had supported the Yamana clan from Tajima Province.
応仁の乱の際、但馬国より出撃した山名氏方の将・太田垣氏と丹波諸豪を従え夜久野で交戦している。