Casts
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)
