Distribution
- Soma SaitoKai Ichinose (voice)
- Natsuki HanaeShuhei Amamiya (voice)
- Jun'ichi SuwabeSosuke Ajino (voice)
- Yūichi NakamuraWei Pang (voice)
- KENNLech Szymanowski (voice)
- Mariya IseSophie Ormesson (voice)
- Katsuyuki KonishiKarol Adamski (voice)
- Toshiyuki ToyonagaKosei Hirata (voice)
- 白石涼子Kai Ichinose as an Elementary School Boy (voice)
- Aoi YūkiTakako Maruyama (voice)
- 東内マリ子Aubrey Theiss (voice)
- 浦田わたるChang-soo Ahn (voice)
