Tokyo, with a diverse array of sports, is home to two professional baseball clubs, the Yomiuri Giants who play at the Tokyo Dome and Tokyo Yakult Swallows at Meiji-Jingu Stadium.
The Japan Sumo Association is also headquartered in Tokyo at the Ryogoku Kokugikan sumo arena where three official sumo tournaments are held annually (in January, May, and September). Football (soccer) clubs in Tokyo include F.C. Tokyo and Tokyo Verdy 1969, both of which play at Ajinomoto Stadium in Chofu.
Tokyo hosted the 1964 Summer Olympics. The National Stadium, also known as the Olympic Stadium is host to a number of international sporting events. With a number of world-class sports venues, Tokyo often hosts national and international sporting events such as tennis tournaments, swim meets, marathons, American football exhibition games, judo, and karate. Tokyo Metropolitan Gymnasium, in Sendagaya, Shibuya, is a large sports complex that includes swimming pools, training rooms, and a large indoor arena.
According to Around the Rings,the gymnasium will play host to the October 2011 artistic gymnastics world championships, despite the International Gymnastics Federation's initial doubt in Tokyo's ability to host the championships following the March 11 tsunami.