Hikaru Kato Sulu is a fictional character in the Star Trek media franchise. He was portrayed by George Takei in the original Star Trek series. Sulu also appears in the animated Star Trek series, the first six Star Trek movies, one episode of Star Trek: Voyager, and in numerous books, comics, and video games.
Originally known simply as "Sulu", his first name, "Hikaru", appeared in a 1981 novel well over a decade after the original series had ended. John Cho assumed the role of the character in both the 2009 film Star Trek and its sequels, Star Trek Into Darkness and Star Trek Beyond.