仮面ライダーガッチャード どうする！？宝太郎とりんねがいれかわっちゃった！！
In this special, Houtaro and Rinne swapped bodies! In order to return to their original bodies, they need to a complete mission given to them by Firemars and Inphoenix! To help them, both Professor Minato and Supana are acting differently?! The special will also feature the debut of Kamen Rider Gotchard MarsPhoenix!
- Genuri: Acțiune, Comedie, SF
- Țară: Japan
- Director: Koichiro Hayama
- Actori: Junsei Motojima, Reiyo Matsumoto, Yasunari Fujibayashi, Rikuto Kumaki, 高橋李依, 福圓美里, 加部亜門,
