About Us


Over the course of Mitsui & Co.'s history, we have followed a mission of providing essential products and services around the world. In serving this mission, we have connected nations and regions, people, businesses, technology and ideas to create new value.
Mitsui's history of "Challenge and Innovation" is a story of growth in partnership with society in an expanding and changing world economy.

From 1947 to the 1970s

Daiichi Bussan Kaisha, Ltd. established
Daiichi Bussan Kaisha, Ltd. integrated with other trading companies (Mitsui & Co.’s great amalgamation) and changed its name to Mitsui & Co., Ltd.
Transfer of Business of Kinoshita Sansho & Co., Ltd.
Established Mitsui & Co. (U.S.A.), Inc.
Signed agreement for Abu Dhabi LNG project to develop Das offshore gas field.
Established Mitsui & Co. Europe PLC

Daiichi Bussan defined itself as a Sogo-shosha (general trading company) and began to import goods to meet demand for clothing, food and housing. Starting by importing mineral phosphate and exporting shiitake mushrooms, Daiichi Bussan established a position for itself as a Sogo-shosha by expanding its trading activities to include timber, canned foodstuffs, marine produce, fats and oils, pharmaceuticals, glass and other products.

Mitsui & Co. took a stake in the operating company for the United Arab Emirates’ Abu Dhabi LNG project to develop the Das offshore gas field. Companies from four countries participated in the project. All of the LNG produced by the project is being supplied to Japan. (This photograph was taken in the 1970s.)

1980s and 1990s

Participated in the Western Australia LNG project.
Signed development contract for Sakhalin II project.
Concluded plant construction contract for Paiton project in Indonesia.

©Sakhalin Energy

The Molikpaq offshore platform of the Sakhalin II project.
This major energy development project demonstrated the comprehensive power of Mitsui & Co.

Paiton project thermal power stations in Indonesia.
A project to set up an independent power producer (IPP) business in East Java, Indonesia for P.T. Paiton Energy, an Indonesian electric power company that is partially owned by Mitsui & Co.

2000s and Beyond

Acquired a stake in Valepar S.A, the holding company of Vale S.A., a Brazilian diversified resource development company.
Decided to participate in shale gas projects in the state of Pennsylvania, U.S.A. Decided to participate in a phosphorus ore development project in Peru.
Decided to participate in an investment in Asia's largest private hospital group, IHH Healthcare.

©Anadarko Petroleum Corporation

The Group has taken a stake in the shale gas project that Anadarko Petroleum Corporation is currently developing in Pennsylvania, U.S.A.
In addition to initiatives to ensure a stable supply of energy, Mitsui has been utilizing its business engineering capabilities to expand its hydrocarbon chain.

Phosphorus ore development project underway in Peru.
Jointly with major fertilizer producer the Mosaic Company, Mitsui & Co. is participating in a phosphorus ore development project in Peru run by Compañia Minera Miski Mayo S.A.C., a subsidiary of Vale S.A. Mitsui & Co. is the first Japanese company to participate in such a project in Peru.