Kei Yoshida is a cheerful and optimistic ghost with long brown hair, side-ponytail and red eyes, dressed in a green safety jacket over a floral dress with blue pants. She takes pride in her role as a traffic safety guardian, enjoying helping others and teaching children about safety. With a playful sass, she emphasizes the importance of looking both ways before crossing the street. Mia loves sunsets, community events, and ice cream. she dislikes rudeness, negligence, speeding, and disorder.