[2][3][4][5][6] Kojika is the oldest active Japanese wrestler as well as the one with the longest career, having debuted in 1963.

In 1969, Kojika went to Los Angeles and won the NWA "Beat the Champ" Television Championship by defeating Pepper Martin on November 19.

On August 26, 1970, he defeated Les Roberts for the TV title and held it until losing to The Great Goliath on September 16.

In 1973, Kojika returned to the United States to wrestle in Texas as Kung Fu Lee.

After the folding of JWA, Kojika went to Giant Baba's All Japan Pro Wrestling (AJPW) where he reunited with Motoshi Okuma.