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)

Tomohito Naka

Director