Rokuko Labrinthart

Initially Core No. 695 she was named Rokuko Dungeon Core by Keima after he arrived. She is a Dungeon Core the heart of her dungeon. Despite being in existence for around ten years she was just named Ordinary Cave by outsiders due to being a weak dungeon with only a single room. However Keimas arrival changed things up. She is partners with Keima but the meaning of being partners is uncertain. She is able to switch between her natural loli form and her alternate form she puts on for good looks. Her favorite food is melon rolls.