Kiyone Kotetsu (虎徹 清音, Kotetsu Kiyone) is the lieutenant of the Fourth Division under her sister Isane Kotetsu. She is also the former co-3rd Seat officer of the Thirteenth Division in the Gotei 13 under Captain Jūshirō Ukitake. She shared her previous position with Sentarō Kotsubaki. Kiyone is petite, has dark blond hair and gray eyes. She wears a standard Shinigami uniform with the collar of a white shirt protruding over her top and white gloves. Ten years after the defeat of Yhwach, Kiyone's hair has grown longer, and wears a lieutenant badge over her left arm.