Rei Miyamoto is a second year student of Fujimi Academy, and a classmate and childhood friend of Takashi Komuro since kindergarten. She is also a protagonist of the story, next to Takashi Komuro and Saeko Busujima. Rei is a member of the Sojutsu club, and her combat skills have proven to be a strong asset to the group. She fights with a spear made from a broomstick, but, later in the story, she uses a M1A1 Rifle with a bayonet attached. She's also a member of Takashi's Group.