They attacked Emperor Godaigo and Masashige KUSUNOKI, who cloistered themselves in Mt. Kasagi (Kasagi Town, Soraku Country, Kyoto Prefecture), and exiled the emperor to Oki no shima Island after a fierce battle.
笠置山（京都府相楽郡笠置町）に籠城した後醍醐天皇と楠木正成らを攻め、激戦の末に天皇を隠岐島に配流する。