Meanwhile, the Kanto Kanrei, Norizane UESUGI, who had often complained about Mochiuji, felt that his life was in danger as he was clearly disfavored by Mochiuji, and he therefore fled to his domain of Kozuke, where he was defeated by Mochiuji.
そんな時にたびたび持氏を諌めていた関東管領上杉憲実が疎まれたことにより身の危険を感じて領国の上野に逃亡し、持氏の討伐を受けるに至る。