noun
Mitsubishi Zaibatsu
Refers to the pre-WWII Mitsubishi conglomerate, one of the major family-controlled industrial and financial combines in Japan.
三菱財閥は戦前の日本経済を支えた四大財閥の一つである。
The Mitsubishi Zaibatsu was one of the four major conglomerates that supported the pre-war Japanese economy.
Compound of 三菱 (Mitsubishi, the family/company name) and 財閥 (zaibatsu, financial clique). The Mitsubishi name originates from the combination of the three-diamond crest (三つ菱) of the Iwasaki family and the Yamauchi family.