The Mitsubishi Group (三菱グループ, Mitsubishi Gurūpu) (also known as the Mitsubishi Group of Companies or Mitsubishi Companies) is a group of autonomous Japanese multinational companies covering a range of businesses which share the Mitsubishi brand, trademark, and legacy.
The Mitsubishi group of companies form a loose entity, the Mitsubishi Keiretsu, which is often referenced in Japanese and US media and official reports; in general these companies all descend from the zaibatsu of the same name. The top 25 companies are also members of the Mitsubishi Kin'yōkai, or "Friday Club", and meet monthly. The Mitsubishi.com Committee facilitate communication and access to the Mitsubishi brand through a portal web site. (Source: Wikipedia)