Horse racing is a popular equestrian sport in Japan, with more than 21,000 horse races held each year. Three types of racing take place in Japan - flat racing, jump racing, and Ban'ei Racing.

The Yushun Himba, also known as the Japanese Oaks is a Japanese Grade 1 flat horse race for three-year-old thoroughbred fillies run over a distance of 2,400 metres at the Tokyo Racecourse, Fuchū, Toky