Kashiwa Reysol is a Japanese professional football club based in Kashiwa, Chiba Prefecture, part of the Greater Tokyo Area. The club plays in the J1 League, which is the top tier of football in the country. Their home stadium is Sankyo Frontier Kashiwa Stadium, also known as "Hitachidai". The club was formed in 1940 and was a founding member of the Japan Soccer League in 1965. They have been Japanese League champions twice in 1972 and 2011, and have won three League Cups in 1976, 1999 and 2013, and three Emperor's Cups in 1972, 1975 and 2012. Kashiwa Reysol's main color is yellow.