| Name | Character | Episodes |
|---|---|---|
| Chikahiro Kobayashi | Legoshi (voice) | 36 |
| Yuki Ono | Louis (voice) | 36 |
| Junya Enoki | Jack (voice) | 12 |
| Nobuhiko Okamoto | Kai (voice) | 12 |
| Atsumi Tanezaki | Juno (voice) | 11 |
| Akio Otsuka | Gohin (voice) | 9 |
| Subaru Kimura | Free (voice) | 9 |
| Yuki Kaji | Pina (voice) | 7 |
| Yuma Uchida | Miguno (voice) | 6 |
| Satoshi Tsuruoka | Sony (voice) | 3 |
| Mao Ichimichi | Sally (voice) | 2 |
| Junya Enoki | Mizuchi's Boyfriend (voice) | 2 |
| Junya Enoki | Fudge (voice) | 2 |
| Akio Otsuka | Gohin (Flashback) (voice) | 1 |
| Tomomichi Nishimura | Saiga (voice) | 1 |
| Nobuhiko Okamoto | Jaguar (voice) | 1 |
| Fumiko Orikasa | Haru's Mother (voice) | 1 |
| Subaru Kimura | Goat (voice) | 1 |
| Subaru Kimura | Shishigumi (voice) | 1 |
| Satoshi Tsuruoka | Hyena (voice) | 1 |
| Satoshi Tsuruoka | Master (voice) | 1 |
| Tsuguo Mogami | Caiman (voice) | 1 |