Donten: Laughing Under the Clouds - Gaiden: Chapter 2 - The Tragedy of Fuuma Ninja Tribe

This animated fantasy film follows the Fuma, a secretive ninja tribe that has spent generations anticipating the return of a massive snake known as Orochi. The story focuses on twin brothers, Shirasu and Ichiu, who are raised within this harsh environment and eventually rise to become the leaders of the clan. The movie serves as a side story to the main series, featuring events that take place both before and after the primary narrative.

Directed by Tetsuya Wakano, the film is part of a series of works that includes Chapter 1, released in 2017, and Chapter 3, released in 2018. The production was a collaboration between several companies, including WIT STUDIO and Production I.G. The voice cast features Takahiro Sakurai as Shirasu Kinjo, Koji Yusa as Kotaro Fuma, and Kenjiro Tsuda as Eishirou, alongside Kikuko Inoue, Yuichi Nakamura, and Kohsuke Toriumi.

The film has a runtime of 60 minutes. Based on a small number of user ratings, it holds a score of 7/10 on TMDB.