When his father Mitsuhide was killed in the wake of defeat in the Battle of Yamazaki, he couldn't withstand the attack by Kiyohide NAKAGAWA and Ukon TAKAYAMA and eventually committed suicide (there also exists historical material according to which the place of his death was Kameyama-jo Castle).
しかし、山崎の戦いで父光秀が敗走中討たれると、中川清秀、高山右近らの攻撃に持ちこたえる事が出来ず自害した（最期の地は亀山城との史料もある）。