Then Nagaoka-jo Castle was attacked at night and the main government force was once defeated and withdrew, but Kuroda conquered the Shibata Domain and occupied Niigata, achieving their original aim.
このとき長岡城が夜襲され、官軍主力は一時潰走したが、黒田は新発田藩を降し、新潟を占領して所期の目標を達した。