Then Moronao, who was displaced from his position as steward due to slanders made by Tadayoshi's close advisers such as Shigeyoshi UESUGI and Naomune HATAKEYAMA, raised an army with Moroyasu and attacked Tadayoshi's residence in Kyoto.
やがて、直義側近の上杉重能・畠山直宗らの讒言によって執事職を解任された師直は、師泰とともに挙兵して京都の直義邸を襲撃する。