As the eldest son and clan successor, Ayato deals with governmental affairs within the Yashiro Commission, as well as having absolute control over the Shuumatsuban. In contrast, Ayaka watches over the internal and external affairs of the clan. With the nature of Ayaka's duties involving more societal interactions as well as her kindness, she is well loved and fondly nicknamed as the Shirasagi Himegimi. Thoma is her attendant, and chief retainer of the clan.