Kamen Rider Kiva The Movie: King of the Castle in the Demon World (劇場版 仮面ライダーキバ 魔界城の王, Gekijōban Kamen Raidā Kiba Makaijō no Ō, "Masked Rider Kiva The Movie: King of the Castle in the Demon World") is a Japanese superhero Tokusatsu Summer Movie for Kamen Rider Kiva double-billed with Engine Sentai Go-Onger: Boom Boom! Bang Bang! GekijōBang!!. In the film, the Legendorga resurfaces in modern times, forcing Wataru to go back in time and receive assistance from his father. The film opened at 4th place in the box offices during its opening weekend. [1]