Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online.J. League. Japanese football league system, J. League 2009, List of Japanese football champions, List of winners of J. League Division 2 and predecessors, J. League Associate Membership, J. League records, J. League contracts, Japan Football League, Japan Football League (former), Japan Soccer League, Winning Eleven, Kashima Antlers, AFC Champions League, J. League Promotion/Relegation Series, Association football