Karin is a 16-y/o girl with crimson eyes behind her glasses, fair skin, and the signature red hair of the Uzumaki clan. Her hair is short and spiky on the right side, while longer and straight on the left side. She has a slender body, wears a lavender uniform, short black shorts, thigh high stockings and black sandals. She is short-tempered, and at times can be obsessive, jealous and very seductive. She has a past full of suffering, being an orphan and victim of experiments by Orochimaru.