Marin Kitagawa has a smooth blonde hair transitioning to pinkish-red or citrus orange at the tips. She has dark brown eyes but often wears dark pink color contacts. Marin's fashion sense varies from a school uniform consisting of a white button-up shirt, plaid skirt, and accessories like silver ear piercings. Her personality is boisterous, extravagant, and kind-hearted, with a strong passion for cosplaying and otaku culture. She is cheerful, outgoing, and friendly, bold, and teasing.