On April 13, Katsuyori committed suicide with his lawful wife, Keirin-in (a younger sister of Ujimasa) at the Battle of Tenmokuzan, which ended the Kai-Takeda clan.
3月11日に勝頼は天目山の戦いで正室・桂林院（氏政の妹）と共に自刃し、甲斐武田氏は滅亡した。