It follows the four original game characters—Hiroshi, Takuro, Takeshi, and Mika—as they explore a haunted mansion. Instead of pure horror, the show subverts game mechanics for humor, often portraying the characters' repeated (and often ridiculous) deaths or the Oni’s own struggles.
You can find the series streaming on platforms like Crunchyroll. 2. The Movie (2017) Ao Oni: The Animation
It blends traditional 2D animation with uncanny 3D models for the Oni to enhance the sense of "otherness". It is known for having a more gruesome and tense atmosphere than other adaptations. Key Characters: Koji Manabe: A student who joins the folklore club. Ao Oni: The Animation