View Full Cast Mao IchimichiAzumi Shibukawa / Hairpin Red (voice)Hisako KanemotoKyouko Usui / Hairpin Blue (voice)Miharu HanaiFumio Chitose / Hairpin Yellow (voice)Shiori IzawaEri Yokosuka / Hairpin Green (voice)Reina KondoHina Kawai / Hairpin Pink (voice)
