As the ship was heading to the Kyushu region, it wrecked because of a storm, causing them to be separated from one another and Yoshimori stayed hidden alone; however, he was captured by the Kamakura party and imprisoned on August 11, 1186 (according to "Gyokuyo"[Diary of Kanezane KUJO]).
九州へ向かう船が暴風雨により難破し一行が離散した後、義盛は単独で潜伏するが、文治2年（1186年）7月25日鎌倉方に発見され獄門（きょうしゅ）された（『玉葉』）。