Tsukasa travels to his home world of the World of Decade, where he discovers the origin of his powers and his true heritage as the leader of Dai-Shocker. The film features all ten of the lead Heisei Kamen Riders, as well as all of the Shōwa period Kamen Riders, leading to a total of 25 Riders.
| Title | Kamen Rider Decade: All Riders vs. Dai-Shocker |
|---|---|
| Release Date | 2009-08-08 |
| Runtime | |
| Genres | Action Adventure Science Fiction |
| Production Companies | Ishimori Production, Toei Company |
| Production Countries | Japan |
