 Japan's top stakes races are run in the spring, autumn, and winter.These include the country's most prominent race - the Grade 1 Japan Cup, a 2,400 m (about 1½ mile) invitational turf race run every November at Tokyo Racecourse for a purse of ¥476 million (about US$5.6 million), currently the richest turf race in the world.Other noted stakes races include the February Stakes, Takamatsunomiya Kinen, Yasuda Kinen, Takarazuka Kinen, Arima Kinen, and the Tenno Sho races run in the spring and fall.