In the Battle of Mimasetoge, which Ujimasa started by chasing the Takeda army, while Ujimasa led the main army in place of Ujiyasu and moved the force up to Ogino (present-day, Atsugi City), about 10 kilometers south of Mimase-toge Pass (present-day, Aikawa Town) where Ujiteru and Ujikuni were stationed to ambush Shingen, Shingen moved his forces quickly to kill provision transporters of the Hojo army and beat Ujiteru and Ujikuni in Mimase-toge Pass.
しかし武田軍を追撃して会戦した三増峠の戦いでは、氏康の替わりに本隊を率いた氏政が氏照・氏邦等が待ち伏せる三増峠（現愛川町）より数里南方の荻野（現厚木市）まで進出したが、小荷駄を切り落として迅速に進軍した信玄は、三増峠の氏照・氏邦等を打ち破った。