幼馴染は闇堕ち聖女！

幼馴染は闇堕ち聖女！, My Childhood Friend Is a Saint Who Has Fallen Into Darkness!, 青梅竹马是堕入黑暗的圣女, 소꿉친구는 타락 성녀!, Osananajimi Wa Yami Ochi Seijo!