Shihō Kimizuki

Shihō Kimizuki 「君月 士方, Shihō Kimizuki」 is a member of Japanese Imperial Demon Army's Demon Moon Squad.

History
His sister was infected by the Apocalypse Viruse despite being a child. Thus he need the resources the Japanese Imperial Demon Army have in order to cure her so he try to join the army for the sake of his sister.