Kamen Rider OOO, Den-O, & All Riders: Let's Go Kamen Riders

OOO, Den-O, All Riders: Let's Go Kamen Riders is a superhero film released on April 1, 2011, to commemorate the 40th anniversary of the Kamen Rider Series. While the film will feature all of the franchise's protagonists, the main heroes of the original Kamen Rider, Kamen Rider Den-O, and Kamen Rider OOO will be the main characters. The film's subtitle "Let's Go Kamen Riders" is an homage to the theme song of the original series, "Let's Go!! Rider Kick" . The film also marks the 60th Anniversary of the Toei Company and to commemorate it, the film features characters from other works of Shotaro Ishinomori: Kikaider, Kikaider 01, Inazuman, and Zubat.