Rabichi is a pink rabbit with blue eyes. Pale pink accents trace her arms, eye area, chest, and feet, complementing her pink nose, white muzzle, and yellow inner ears. She dons a blue bowtie featuring a yellow-orange heart-shaped gemstone. As the Pair Cheer mascot for Aira Harune, Rabichi acts as her coach, delivering guidance and training strategies for Prism Shows. She consistently supports Aira's development into a Prism Star while weaving comedy into their dynamic, often utilizing Aira as her partner in humorous routines. Rabichi speaks with a distinct pattern, ending sentences with "-chia." She exhibits expertise in Japanese comedy and maintains a dedicated focus solely on coaching Aira's progression.