In 1948, at the age of sixteen, he entered Takushoku University. It was here that Okazaki began his karate training. Teruyuki Okazaki studied primarily under Gichin Funakoshi, as well as Masatoshi Nakayama.
Okazaki entered Takushoku University at the age of sixteen in 1948, where he initiated his martial arts training. He mainly studied under prominent figures Gichin Funakoshi and Masatoshi Nakayama.