When the G Corporation placed a price on his head, Jin announced The King of Iron Fist Tournament 6, as if he had been waiting for the G Corporation to make its move. Jin learned that Kazuya Mishima was controlling the first and most powerful opposition, the G Corporation. But as the war continued, new opposing forces slowly began to show their presence. The Mishima Zaibatsu swept across the globe, taking over nation after nation. Jin declared the Mishima Zaibatsu's independence and waged war against the rest of the world to destroy an even greater evil capable of destroying the world. However, Jinpachi was defeated by Jin Kazama during The King of Iron Fist Tournament 5, and Jin gained control of the Zaibatsu in order to find a cure for his Devil Gene. In Tekken 5, Jinpachi Mishima regained control of the Mishima Zaibatsu. The Mishima Zaibatsu is the main sponsor of The King of Iron Fist Tournaments, the central events of the video games. The companies grouped together in the syndicate include the Mishima Financial Empire, the mercenary group known as Tekken Force, and Mishima Industries. Mishima Zaibatsu or Tekken Zaibatsu (name changed after Jinpachi Mishima lost the Zaibatsu to his son), it was owned originally by Jinpachi, but the Zaibatsu was taken over by Heihachi, who has run the company for over 40 years, except for two brief interims. Every winners of The King Of Iron Fist Tournament, will receive a huge portion of money, but in Tekken 4, the prize was to be crowned as the new owner. The Mishima Zaibatsu is a giant powerful multinational conglomerate, and an evil organization and the main antagnactic coportion of the Tekken series.

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