In Japan, there were several zaibatsu prior to World War II, including Mitsui Zaibatsu, Mitsubishi Zaibatsu, Sumitomo Zaibatsu and Yasuda Zaibatsu, but after the war they were dismantled by the order of the General Headquarters of the Allied Powers (GHQ) (i.e., the dissolution of Zaibatsu).
日本では第二次世界大戦前に三井財閥・三菱財閥・住友財閥・安田財閥などの財閥があったが、敗戦後、連合国軍最高司令官総司令部の指令により分散させられた（財閥解体）。