Tenka Izumo (出いず雲も 天てん花か, Izumo Tenka) is the Chief of the Anti-Demon Corps 6th unit and a major supporting character of the Mato Seihei no Slave manga series.

A young, aristocratic boy with a sharp mind and a dark past, often seen in elegant Victorian attire.

Yachiho Azuma (東あずま 八千穂やちほ, Azuma Yachiho) is a member of the Azuma Family, being one of their oldest daughters and the older sister of Himari Azuma. She became a member of the Anti-Demon Corps' 6th Divison earning the position of Vice Chief.

Elite armored aircraft pilot, daughter of the Desert Empress, a young girl known as the Desert Reaper.

AK-12 from Girls Frontline

Nei Ookawamura (大川村おおかわむら 寧ねい, Ōkawamura Nei) is a member of the 7th Unit, assigned as rear guard specialist in scout ability,is a major supporting character of the Mato Seihei no Slave manga series.