Nobuaki Kakuda
In 1993, English Kyokushin champion Michael Thompson joined Seidokaikan. Seidokaikan founder Kancho Ishii created a kickboxing organization promoted as K-1. The first K-1 competition, named K-1 Grand Prix, was held in April 1993, and included contests between Andy Hug and Nobuaki Kakuda, and Michael Thompson fighting Kin Taiei. The second K-1 competition named K-1 Sanctuary III held in June 1993 included three karate fights with Andy Hug fighting Minoru Fujita, Michael Thompson fighting Nobuaki Kakuda, and Sam Greco fighting Keisuke Nakagawa.