Urawa Red Diamonds, also known as Mitsubishi Urawa Football Club from April 1992 to January 1996, is a professional football club in the city of Saitama, part of the Greater Tokyo Area in Japan. The club plays in the J1 League, the top tier of football in the country. Since the establishment of J.League in 1992, the club had used the Urawa Komaba Stadium as its home stadium.