Kamen Rider × Kamen Rider Fourze & OOO: Movie War Mega Max

A crossover film between Kamen Rider OOO and Kamen Rider Fourze in the same vein as the Movie War 2010 and Movie War Core films. The guest star for the Fourze portion was Hello! Project member Erina Mano, who portrayed Nadeshiko Misaki who transforms into Kamen Rider Nadeshiko, the first schoolgirl Kamen Rider. The events of the movie take place between episodes 14 and 15. (Wikipedia)