We have confirmation of the 3rd season of the anime Arifureta ( Arifureta Shokugyō de Sekai Saikyō ) by Ryo Shirakome . According to information, the image was shared prematurely in the archives of the official website.
Check it out:

Check out the teaser for the third season of Arifureta :
The animation for Arifureta 2 is by studio asread (White Fox) and Studio Mother , the direction is by Akira Iwanaga (Tegami Bachi: Letter Bee, The Morose Mononokean), the script is again by Shoichi Sato and the character design is again by Chika Kojima .
Synopsis
Hajime Nagumo, a 17-year-old young man, is an ordinary otaku, who spends his life sleeping and going to school when, out of nowhere, he and his entire class are summoned to another world, and given the mission to save humanity from extinction. , but what Hajime had thought to be his otaku dream ends up becoming his nightmare, as all his colleagues receive immense powers, Hajime only receives one skill, which is only good for one thing. Ridiculed and bullied by his classmates for being weak, he soon finds himself in despair. Can he survive in this dangerous world of monsters and demons with just a glorified blacksmith level of strength?
The first season of Sekai Saikyou's Arifureta Shokugyou premiered in July 2019 and aired a total of 13 episodes. Furthermore, its second season arrived with 12 episodes this year.