Kyouko Usui / Hairpin Blue (voice)
Fumio Chitose / Hairpin Yellow (voice)
Eri Yokosuka / Hairpin Green (voice)
Hina Kawai / Hairpin Pink (voice)
Ken Horibe / Race Control (voice)
Kensuke Hayami / Racing Driver (voice)
Azumi Shibukawa / Hairpin Red (voice)
