National Association for Football

National Association for Football (NAF; 曾國足球協會), or Tseng Football Association is the main professional soccer league in the Tseng Republic, currently compromising of 30 teams. Its title, the Jorge Ka Championship Trophy, is the oldest professional sport trophy in Tseng and is awarded to the league champion at the end of each season.

History
The NAF was founded on February 29, 1960, in the coastal town of Longtan, Tseng City-Capital, in a meeting by representatives of Hillsbourgh FC, Queens FC, and Sandiao Islanders, members of the National Football League.

Season
The season runs from May to December, playoffs included. Each team plays 40 games. 16 teams (4 from each division) make the playoffs and they face in a group and knockout format.

Playoffs
See also: List of NAF champions

Teams play five games against each other for the first and second rounds. The team that goes through is the one with the highest aggregate score goes to the next round. In the semi-final the four teams play one game and the two teams that win will go to the final, where they will play a best-of-3 series.

The team with the most titles is the Tseng City Tigers, with 12 titles. Hillsbourgh FC comes second, with 7.

Teams
The NAF is divided into two conferences with two divisions in each. For the 2021 season:

Promotion and relegetion
Since 1984, a system of promotion and relegation exists between the NAF, the Tsengian Football League (TFL), and the Tsengian Football Youth Association (TFYA)