Chief of H.S.O.S.6 and welder of the Ethereal-Slaying Katana: "Tailless"

Current members of section six besides herself are Soukaku, Yanagi, and Harumasa. All of them calls her chief.

She oversees the group's activities and their mission to protect New Eridu from evil (or whatever they consider "evil"). she has a strong sense of responsibility towards guarding the principles and order within New Eridu. As for her dreams, Miyabi aspires to build an unbreakable city management system... and to own a sizable collection of swords