Cast
- Mao Ichimichi as Azumi Shibukawa / Hairpin Red (voice)
- Hisako Kanemoto as Kyouko Usui / Hairpin Blue (voice)
- Miharu Hanai as Fumio Chitose / Hairpin Yellow (voice)
- Shiori Izawa as Eri Yokosuka / Hairpin Green (voice)
- Reina Kondo as Hina Kawai / Hairpin Pink (voice)
- Ryo Horikawa as Ken Horibe / Race Control (voice)
- Yuuki Ogoe as Kensuke Hayami / Racing Driver (voice)