Karate
On 28 September 2015, karate was featured on a shortlist along with baseball, softball, skateboarding, surfing, and sport climbing to be considered for inclusion in the 2020 Summer Olympics. On 1 June 2016, the International Olympic Committee's executive board announced they were supporting the inclusion of all five sports (counting baseball and softball as only one sport) for inclusion in the 2020 Games.
Seidokaikan
In March 1992, the Karate Olympics I show was held at the Tokyo Gymnasium with Nobuaki Kakuda fighting American Willie Williams. In May, the Karate Olympics II show was held at Tokyo's Yoyogi Hall with Swiss Kyokushin champion Andy Hug fighting Toshiyuki Yanagisawa. Andy Hug joined Siedokaikan.