川井憲次
Kou Shibasaki, Shinichi Tsutsumi, Kazue Fukiishi, Anna Nagata, Atsushi Ida, and Kana Ito additionally appear as Yumi Nakamura, Hiroshi Yamashita, Natsumi Konishi, Yoko Okazaki, Kenji Kawai, and Rina Tsuchiya, respectively, through archive footage from the first film.