Aya Ueto

as Sawa Sasamoto

Takumi Saitoh

as Yuichiro Kitano

Ayumi Ito

as Noriko Kitano

Hiroyuki Hirayama

as Naoto Sugisaki

Asuka Kurosawa

as Kinue Tajiri

Minori Hagiwara

as Ayu Matsumoto

Kotaro Shiga

as Professor Sakagami

Masaki Miura

as Detective Sakurai