Australia–Japan football rivalry
The Australia–Japan football rivalry is a sports rivalry that exists between the national association football teams of each country, regarded as one of Asia's biggest football rivalries. The rivalry is a relatively recent one, born from a number of highly competitive matches between the two teams since Australia joined the Asian Football Confederation in 2006. The two teams have played each other in several significant matches, including a World Cup group stage match and the 2011 Asian Cup Final.
Japan Football League
The Japan Football League started from the 1999 season when the second division of J.League (J2) was also born. Until then, J.League consisted of only one division and the former JFL was the second highest division. Out of 16 teams who played the last season of the former JFL, 9 decided and were accepted to play in J2 and the other 7 teams as well as Yokogawa Electric, the winners of the Regional League Promotion Series, formed the new Japan Football League. These 8 teams together with Yokohama FC that was allowed to participate as a special case after the merger of Yokohama Flügels and Yokohama F. Marinos competed in the inaugural 1999 season.