Yuji Don Okumoto is an American actor. He is best known for his role as Chozen Toguchi in The Karate Kid franchise. He has also appeared in such films as Better Off Dead, Real Genius, True Believer (1989), American Yakuza (1993), Contact (1997), The Truman Show (1998), Pearl Harbor (2001), Only the Brave (2006), Inception (2010) and Driven (2018).

Chozen Toguchi is a fictional character who appears as the main antagonist of the motion picture The Karate Kid Part II (1986), and a supporting character of the series Cobra Kai (2021). He is portrayed by Yuji Okumoto, whose performance has received widespread acclaim.