 Choi's father sent him to study calligraphy under Han Il Dong, who was also "a master of Taekkyeon, the ancient Korean art of foot fighting" (Park, 1993, p. 241).Choi travelled to Japan, where he studied English, mathematics, and karate.In Kyoto, he met a fellow Korean with the surname Kim, who was a karate instructor and taught Choi this martial art.