Mahiru has fair skin with light freckles flecked across her cheeks. She has vivid red hair cut in a short, smooth bob, with choppy bangs. Her eyes are a rather dark olive green. She wears a white uniform dress shirt with short sleeves and a chest pocket, with a red-and-white plaid tie at her collar. On top of this, she wears an olive green school jumper with a pleated skirt.