The official Twitter responsible for the 6th season of the Boku no Hero Academia anime revealed that it will premiere on October 6th .
In addition, a new image was released.
Check it out:

The new season adapts the “ Paranormal Liberation War ” arc from Kouhei Horikoshi ’s original manga , which features an all-out war between heroes and villains.
Synopsis:
My Hero Academia is set in a future where most of the world's population has gained powers, called "Quirks." We follow the protagonist Izuku Midoriya, or "Deku," a quirkless boy who inherits the power of the nation's hero All Might and begins a life at the superhero school "U.A."
The fifth season premiered in Japan in March 2021 and aired a total of 25 episodes .