- Ryûji Sainei
- Ban Akaza / Deka Red
- Tsuyoshi Hayashi
- Houji Tomatsu / Deka Blue
- Yousuke Itou
- Senichi Enari / Deka Green
- Ayumi Kinoshita
- Marika Reimon / Deke Yellow
- Mika Kikuchi
- Koume Kodou / Deka Pink
- Tomokazu Yoshida
- Tekkan Aira / Deka Break
- Leo Nagatsuma
- Rui Edogawa / Premier Deka Red (as Reo Nagatsuma)
- Ayano Kawamura
- Ridomihan Mokumisu
- Naoko Kamio
- Housewife
- Yûsuke Oda
- Mayor of Kochi
- Mion Ono
- Rakamu
- Chiharu Morioka
- Kochi City Public Relations Officer
- Kyosuke Mano
- Chimaian Tarewarane
- Masakatsu Shizukuishi
- Aquarium Staff Member
- Tetsu Inada
- Doggie Kruger
- Jun Fukuyama
- Jiujissoan Rottomen / Marple (voice)
- Toshio Furukawa
- Narrator
- Mei Kurokawa
- Raenjo
- Mako Ishino
- Swan Shiratori
- Amisa Miyazaki
- Ten Haretsuki
