The Master Plan (Japanese: 名も無き世界のエンドロール, Hepburn: Na mo Naki Sekai no End Roll, also known as The End of the Tiny World) is a 2021 Japanese suspense-drama film. Based on Kaoru Yukinari's 2013 novel of the same title (published by Shueisha), the film is directed by Yuichi Sato, written by Mitsutoshi Saijo, and stars Takanori Iwata and Arata Mackenyu. It tells the story of Kida (Iwata) and Makoto (Arata), who grow up together and share a powerful bond. As former outcasts, they spend a decade fighting tooth and nail to reach the apex of the underworld and legit society respectively, so that Makoto can propose to a certain rich and powerful woman. However, the proposal on Christmas Eve turns out to be an epic scheme involving all of Japan.

The film is distributed by Avex Pictures and was released in Japan on January 29, 2021.