Mitsui Group is a Japanese corporate group and keiretsu that traces its roots to the zaibatsu groups that were dissolved after World War II. Unlike the zaibatsu of the pre-war period, there is no controlling company with regulatory power. Wikipedia
Subsidiaries: Mitsui & Co., Mitsui O.S.K. Lines, Mitsui Engineering & Shipbuilding, and more
Headquarters: Chiyoda City, Tokyo, Japan
Founded: 1876, Nihonbashi, Tokyo, Japan
Founder: Masuda Takashi