Iruna イルーナ
Iruna is a main character in Maou ni Natta node, Dungeon Tsukutte Jingai Musume to Honobono suru. Iruna is a young vampire girl with short, blond hair and blue eyes. She first appeared when Yuki found her within the forest, injured. She later unknowingly performs the marriage ritual, also known as sucking blood within her race, and she becomes "family" with Yuki.