Taishi Nakagawa

as Tsuneo Suzukawa (voice)

Kaya Kiyohara

as Kumiko 'Josee' Yamamura (voice)

Yume Miyamoto

as Mai Ninomiya (voice)

Kazuyuki Okitsu

as Hayato Matsuura (voice)

Lynn

as Kana Kishimoto (voice)

Chiemi Matsutera

as Chizu Yamamura (voice)

Kanji Obana

as Professor Kondo (voice)

Shintarou Moriyama

as Nishida (voice)