The is the top division of and is the top professional association football league in Japan. It is one of the most successful leagues in Asian club football and the only league given top class 'A' ranking by the AFC. Currently, J1 League is the first level of the Japanese association football league system. The second tier is represented by J2 League. It is currently sponsored by Meiji Yasuda Life and thus officially known as the Meiji Yasuda J1 League.