Mamono is a short humanoid girl with white hair, red eyes, white fox ears and a tail, long white gloves, puffy pants, black boots, and a skimpy black outfit that completely exposes her small belly, hips, and back. She is a girl with magical powers, and she can summon a mechanical third arm. She is normally very deadpan and tends to hide her emotions, but she is kindhearted and smart. She may be small, but she is very strong. Secretly loves head and tummy rubs.