| Actor | Role |
|---|---|
 Mao IchimichiAzumi Shibukawa / Hairpin Red (voice) | Azumi Shibukawa / Hairpin Red (voice) |
 Hisako KanemotoKyouko Usui / Hairpin Blue (voice) | Kyouko Usui / Hairpin Blue (voice) |
 Miharu HanaiFumio Chitose / Hairpin Yellow (voice) | Fumio Chitose / Hairpin Yellow (voice) |
 Shiori IzawaEri Yokosuka / Hairpin Green (voice) | Eri Yokosuka / Hairpin Green (voice) |
 Reina KondoHina Kawai / Hairpin Pink (voice) | Hina Kawai / Hairpin Pink (voice) |
 Ryo HorikawaKen Horibe / Race Control (voice) | Ken Horibe / Race Control (voice) |
 Yuki OgoeKensuke Hayami / Racing Driver (voice) | Kensuke Hayami / Racing Driver (voice) |