However, the Hojo army lost in the Battle at Kanbara-jo Castle, and the long-time vassals of the Imagawa clan also lost one battle after another against the Takeda clan due to attacks and conspiracies, and Ujizane was not able to regain control over Suruga.
しかし、蒲原城の戦いなどで北条軍は敗れ、今川遺臣も攻撃や調略により順次武田氏の軍門に降り、氏真は駿河の支配を回復することはできなかった。