Cho Kamen Rider Den-O & Decade Neo Generations The Movie: The Onigashima Warship (劇場版 仮面ライダー　超・電王＆ディケイド NEOジェネレーションズ　鬼ヶ島の戦艦, Gekijōban Chō Kamen Raidā Den-Ō Ando Dikeido Neo Jenerēshonzu: Onigashima no Senkan, "Super Masked Rider Den-O & Decade Neo Generations The Movie: The Onigashima Warship") is a Japanese superhero Tokusatsu crossover film between Kamen Rider Den-O, Kamen Rider Decade and Kamen Rider Kiva, and the first film to be part of the Cho Den-O Series. In the film, Tsukasa assists the DenLiner crew in correcting an alteration in the timeline. The movie catchphrase is "Let's go, chase out the Oni!! Cho Den-O Series new launch! Departure towards a promise." (行くぜ、鬼退治‼ 超・電王シリーズ新発進！約束への旅立ち。, Ikuze, Onitaiji!! Chō Den-O Shirīzu Shinbasshin! Yakusoku e no tabidachi.)