Quick answer — Kouhei Horikoshi worked on My Hero Academia FINAL SEASON (Original Creator), My Hero Academia More (Original Creator), My Hero Academia Season 6 (Original Creator) and 18 more anime.
Kouhei Horikoshi worked on My Hero Academia FINAL SEASON (Original Creator), My Hero Academia More (Original Creator), My Hero Academia Season 6 (Original Creator), My Hero Academia Season 7 (Original Creator), My Hero Academia Season 2 (Original Creator), My Hero Academia Season 3 (Original Creator), My Hero Academia Season 4 (Original Creator), My Hero Academia: Vigilantes (Original Creator) and 13 more.