Riko seems bossy & mean, but over time, she seems nicer as shown with Kanna & very polite around people like Kobayashi. She has a crush on Kanna & likes being around her. She has wavy medium brown hair that has bangs hanging on the left side, dark green eyes & a shiny forehead, light-green, long-sleeved shirt with a rounded yellow neckline fronted by a bunny logo, pale orange skirt, white high socks & green shoes, yellow-rimmed tag clipped to her shirt & orange daisy pin in her hair. She's 4'1".