Kamen Rider OOO Wonderful: The Shogun and the 21 Core Medals

An expedition in Germany led by Kougami accidentally releases an ancient alchemist who helped create the Core Medals. This event triggers the emergence of a massive tower of Cell Medals and a magical barrier that alters the geography of Japan. As the alchemist attempts to seize power to become a new OOO and destroy the world, Eiji and his companions are transported into the past. They must navigate this unfamiliar time to find a way home and defeat the antagonist.

Directed by Takayuki Shibasaki, this action and science fiction film was the first in a series of works by the director that includes Kamen Rider Gavv and its associated projects. The screenplay was written by Yasuko Kobayashi. The movie features a cast of 26 credited actors, including Shu Watanabe as Eiji Hino, Ryosuke Miura as Shingo Izumi, and Riho Takada as Hina Izumi. It was produced by Toei Company, Toei Animation, Bandai, and TV Asahi.

The film has received moderate reception from viewers. It holds a rating of 6/10 on IMDb based on 129 votes, while on TMDB it has a slightly higher score of 6.3/10 from 15 votes.