During the Battle of Jugorigahara, which was fought in September and October 1588, the allied troops of Kagekatsu UESUGI and Yoshikatsu DAIHOJI, led by Shigenaga HONJO, fought against Yoshiaki MOGAMI's troops, which were led by the brothers Yoshinaga and Katsumasa TOZENJI.
十五里ヶ原の戦い（じゅうごりがはらのたたかい）は天正16年（1588年）8月、本庄繁長率いる上杉景勝・大宝寺義勝連合軍と東禅寺義長・東禅寺勝正兄弟率いる最上義光軍との戦である。