Kotetsu Kiyone is a Shinigami, lieutenant of the Fourth Division of the Gotei 13 under the command of her older sister Kotetsu Isane. Previously she held the position of co-third officer of the Thirteenth Division under Captain Ukitake Jushiro. Kiyone is a petite girl with dark-blonde hair and gray eyes. She is open and enthusiastic, yet devoted and loyal. Kiyone highly values her captain Ukitake and constantly rivals Kotsubaki Sentaro for the right to be considered his chief assistant. She is a member of the Shinigami Women's Association. Years after the victory over Yhwach, Kiyone became lieutenant of the Fourth Division. During the Konso Reisa ritual she was gravely wounded by one of the Yigoku no Gaki, but she was saved by Sentaro.