However, Yoshimune was defeated at Muramatsu-go, Echigo Province by the army of the Kanto Kanrei (a shogunal deputy for the Kanto region), Noriaki UESUGI, and was killed in the battle, which resulted in the fall of the head family of the Nitta clan.
しかし、義宗は越後国村松郷で関東管領の上杉憲顕の軍に敗れて戦死し、新田氏本宗家は滅亡した。