Choke Yasuoka is a wheelchair racer, who competes at Olympic

Olympic Games

The Olympic Games is a major international event featuring summer and winter sports, in which thousands of athletes participate in a variety of competitions. The Olympic Games have come to be regarded as the world’s foremost sports competition where more than 200 nations participate...

 level for Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

. At the 2004 Olympic Games, he finished 6th in the demonstration sport of Men's 1500m wheelchair

Wheelchair racing at the 2004 Summer Olympics

Wheelchair racing at the 2004 Summer Olympics was featured as two demonstration events as part of the Athletics programme at the Athens Olympic Stadium on August 22, 2004. Medals were not awarded, as the sport was not part of the official competition....

. He also participated in the 2004 Summer Paralympics

2004 Summer Paralympics

The 2004 Summer Paralympics were held in Athens, Greece, from September 17 to September 28. The twelfth Paralympic Games, an estimated 4,000 athletes took part in the Athens programme, with ages ranging from 11 to 66. Paralympic events had already taken place during the 2004 Summer Olympics as...

, winning silver in the 400 metres, gold in the 800 metres, and bronze in the 4×400 metre relay. He has also competed in wheelchair marathon races, including the Boston Marathon

Boston Marathon

The Boston Marathon is an annual marathon hosted by the U.S. city of Boston, Massachusetts, on Patriots' Day, the third Monday of April. Begun in 1897 and inspired by the success of the first modern-day marathon competition in the 1896 Summer Olympics, the Boston Marathon is the world's oldest...

and the Ōita Marathon.