Did Pat Morita (Mr. Miyagi from the Karate Kid) know any Karate before his role in The Karate Kid?

Did Pat Morita (Mr. Miyagi from the Karate Kid) know any Karate before his role in The Karate Kid?  NOPE!

 

It may not have been apparent to mainstream viewers, but people who study martial arts could tell that Pat had not done Karate before his role in The Karate Kid.

Karate veteran Pat E. Johnson (9th degree black belt) guided Morita through all of the choreographed fight scenes for the film.