Renju International Federation

The Renju International Federation (RIF) is an international organization which was founded in Stockholm, Sweden on August 8, 1988. The main purpose of the federation is to unite all the Renju and gomoku national federations all over the world, organize international tournaments such as World Championships, together with other activities in renju and gomoku, and spread renju activities in the world.

Source: Wikipedia — Renju International Federation (CC BY-SA 4.0)