Mejiro Ardan is an Uma Musume character known for her exceptional racing abilities and indomitable spirit. Despite having delicate, glass-like legs that cause concern among those around her, she refuses to give up and continues to run with pride and determination. Her character is defined by her resolve to compete at the highest level despite physical limitations. She comes from the prestigious Mejiro household and has a close relationship with her older brother Mejiro Ramonu, the first-ever triple tiara Uma Musume. Ardan's unique commentary during climactic races reflects her character as someone who wants to display a proud performance despite her unstable legs. She is known for her fleeting yet strong and beautiful running style that shines brightly on the racing stage. In the game, she serves as a support card with Wit specialty and possesses useful skills for training and racing.