Daisuke Koizumi

{{Infobox char
 * name = Daisuke Koizumi|pos = Student at Miyagiken Academy|kanji = 小泉雪音|age = 16-17|status = Alive|height = 5" (155cm)|gender = Male|btype = AB|bday = December 25|class = 3-高校-A|dad = Hikaru Koizumi (小泉光る) (Deceased)|mom = Minami Koizumi (小泉南) (Deceased)|rel = Daisuke Koizumi (小泉大輔) Older Brother (unrevealed)|ab = Electricity|hiddenab = Healing|mjr = Science, Math, English, Gym|spw = Guns|alias = Sadistic Bicchi The Devil's Daughter|species = Human}