Cast
- Arisa Andô as R
- Masashi Ebara as Profesor Tsuchiya
- Yuriko Fuchizaki as Let's (Retsu) Seiba
- Yuka Imai as Kai Okita
- Masako Katsuki as Tamami Yanagi
- Ayumi Kida as Gen Kondou
- Motoko Kumai as Makoto Kohiro
- Kouichi Nagano as Hikoza Mizusawa
- Chinami Nishimura as Jun Sagami
- Ai Orikasa as Hayato Nanjyo