In the upcoming season, we will meet United States of America's No. 1 Hero, Star and Stripe, who arrives to help the heroes of Japan defeat Tomura Shigaraki. But "Tomura": is prepared to fight back, and will do anything to accomplish All For One's next goal, is to steal her Quirk, New Order.
Lastly, it was also confirmed that the upcoming fourth movie of the series will be released in summer 2024. Just like the previous three films, series creator Kohei Horikoshi will once again serve as the film's chief supervisor and original character designer. My Hero Academia Season 7 is set to premiere this May 4, 2024 on YTV and NTV at 5:30pm JST.
[Source: Anime News Network (link 2)]