Although the characters in the Tekken series have their own respective storyline, the central plot of Tekken saga revolves around the members of the Mishima family.
A worldwide martial arts tournament is nearing its final, with a large purse of prize money to the fighter who can defeat Heihachi Mishima in the final round of competition. The contest is sponsored by the giant financial group, the Mishima Zaibatsu. There are eight fighters that remain after winning death matches all over the world. The winner of the tournament will receive The King of the Iron Fist title. Only one will have a chance at defeating Heihachi and taking home the prize money and fame.
Below are the characters on the site that cosplayers have depicted.