Kamen Rider OOO: The Birth of Birth X Prologue

Set in a world where a powerful ancient king threatens humanity, this film features Kougami assembling a team of former employees to combat the onslaught. The film introduces a new weapon as part of the resistance's efforts to fight back.

As a webisode, this short film brings back familiar themes of superhero teams and time skips, appealing to fans of the Kamen Rider franchise. The top cast includes Hiroaki Iwanaga, Asaya Kimijima, Mayuko Arisue, and Takashi Ukaji, each contributing to the ongoing narrative of the series. Collectors of the franchise will appreciate this addition for its connection to the ongoing Kamen Rider OOO saga and its unique take on the superhero genre.