Mitsui
（重定向自Mitsui Group）
Mitsui Group(三井グループMitsui Gurūpu) is one of the largest keiretsu in Japan and one of the largest corporate groups in the world.
The major companies of the group include Mitsui & Co. (general trading company), Sumitomo Mitsui Banking Corporation, Sapporo Breweries, Toray Industries, Mitsui Chemicals, Isetan Mitsukoshi Holdings, Sumitomo Mitsui Trust Holdings, Mitsui Engineering & Shipbuilding, Mitsui O.S.K. Lines and Mitsui Fudosan.