However, on February 16 (the old calendar), Kagenaka was defeated at the Battle of Bubaigawara-Musashi-Province and lost leading warlords including the head of OGIGAYATSU-UESUGI clan, Akifusa UESUGI.
だが、1月21日(旧暦)、武蔵国分倍河原の戦い_(室町時代)にて惨敗し、扇谷上杉家当主上杉顕房ら名だたる武将を多く失った。