Kirio Hikifune

was the Former captain of the 12th Division. Little is known about Kirio, except that she left soon before the start of the Turn Back The Pendulum Mini-Series under the guise of retirement. In actuality, she was transferred to the Royal Guard ( 0 Squad ). Her lieutenant, Hiyori Sarugaki, was very attached and thought of her as a mother-figure. She was succeeded by Kisuke Urahara. She is one of the unseen Shinigami in Bleach. 