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