Aika Katayama

Aika was first introduced when Ryoko was taking her driving test telling Ryko she doesnt deserve to have a drivers license. She gets off to a rocky start with Ryoko and Sawako when they first meet but gradually she becomes friends with them. Being a veteran street racer she is a very skilled and versatile driver not only in her own car but in many different types of vehicles such as driving a large truck Ryokos AW11 a Honda CRX and riding a motorcycle. She seems to be a very solitary person and is portrayed as a tomboy. Aika works as a truck driver as her daily job. She was mistaken to be the Speed of Sound Beautiful Girl because of her exceptional driving skills.