(in alphabetical order)
(in credits order)
- Kôki Uchiyama(voice) (as Koki Uchiyama)
- Kenjiro Tsuda(voice) (as Kenjirô Tsuda)
Rest of cast listed alphabetically
- Robbie Daymond(English version) (voice)
- Lucien Dodge(English version) (voice)
- Kyle Hebert(English version) (voice)
- Adam McArthur(English version) (voice)
- Laura Post(English version) (voice)
- Nicolas Roye(English version) (voice)
- Matthew David Rudd(English version) (voice)
- Kaiji Tang(English version) (voice)
- David Vincent(English version) (voice)
- Anne Yatco(English version) (voice)
