| Kamen Rider Outsiders is a TTFC-exclusive series serving as a crossover between various Kamen Rider series. Immediately following the abrupt ending of Kamen Rider Genms -Smart Brain and the 1000% Crisis-, multiple Kamen Riders fight against the villainous schemes of a returning Foundation X and Zein. |
| Name | Character | Episodes |
|---|---|---|
| Koki Uchiyama | Desast/Kamen Rider Desast (voice) | 7 |
| Show Hayami | Ark (voice) | 7 |
| Show Hayami | 仮面ライダーアークゼロ／仮面ライダーゼロスリー(声) | 1 |
| Kokoro Aoshima | ツムリ | 1 |