Reu is a short girl with long lavender hair tied in a braid that reaches her legs by a gold ribbon. Her outfit consists of a black, white and gold sleeve-less dress and a black skirt with white bloomers,with the symbol of Leo on her abdomen. She also wears gold bracelets on her wrists and ankles, a black leather collar with a large bell on it and, appropriately, a lion wearing a crown on it's head on her head.