曇天に笑う＜外伝＞～桜華、天望の架橋～
The three brothers discover that the human experiment banned after destroying the "Orochi", is still going on to secretly revive the evil snake. They also find out that some ex-members of the Yamainu (the Japanese military unit formed to kill the snake) are behind this conspiracy. The brothers fight together again in a battle against the military.
- genus: Action, Animation, Adventure, Fantasy
- Studio: WIT STUDIO, BLADE, Shochiku, Production I.G, Kinoshita Management
- keyword: based on manga, anime
- cast: 梶裕貴, 中村悠一, 代永翼, 能登麻美子, 鳥海浩輔, 安元洋貴
