Shuhei Nomura
Shuichi Azuma (voice)
Daichi Kaneko
Kenta Saijou (voice)
Kaya Kiyohara
Noruda (voice)
Hideki Kojima
Kanzaki-sensei (voice)
Lynn
Momoi-sensei / Kenta Saijou (7 years old) (voice)
Yasuyuki Takase
Tongari (voice)
Mariko Honda
Iinchou / Shuichi Azuma (7 years old) (voice)
Masahide Yamaguchi
Noppo (voice)
Nanaka Suwa
Otenba (voice)
Haruko Teramoto
Chuka (voice)
Atsushi Sasaki
Tonteki (voice)
Hina Kino
Tama-chan (voice)
Sanae Nakata
Kateika (voice)
Yuna Taniguchi
Yowamushi (voice)
Yuki Fujiwara
Sawayaka (voice)
Jun Inoue
Male student (voice)
Koichi Yokota
Radio voice (voice)