An official X (formerly Twitter) account opened today revealed that a TV anime adaptation of Takuji Kato and Gashigashi’s The Demons Are Planning Something Good comedy manga is in production, with Takuya Asaoka (VTuber Legend: How I Went Viral after Forgetting to Turn Off My Stream) directing the series at studio TNK.
Further details about the project, such as additional staff, cast and release date, were not confirmed at the time of reporting.
The Demons Are Planning Something Good
Anime Commemorative Illustrations

Art by Gashigashi

Art by Takuji Kato
Yen Press recently licensed The Demons Are Planning Something Good and is planning to publish the manga’s first volume in August 2025, describing the story like so:
While things like slime that melts clothes or tentacle traps may not seem like much to humans, behind each trap of this nature is the blood, sweat, and tears of a demon. Enjoy this comedy story about the struggles of demons that started on Twitter with brand new short stories.
Source: Press Release