Daimler already controls the crown jewel in Mitsubishi's empire, its Fuso commercial truck business.

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Mitsubishi Fuso has said that it takes "the indictment of our former executives very seriously".

BBC: Mitsubishi Fuso truck

When the company spun off its truck and bus-making division in 2003, Mr Usami became chairman of the new company Mitsubishi Fuso.

BBC: Mitsubishi Fuso truck

According to the Japan Mini-Vehicle Association, sales in affiliate Mitsubishi Fuso dropped 9.6% to 5, 942 vehicles following a 29.9% drop in July.

BBC: Mitsubishi Fuso truck

Mitsubishi Motors has been hit hard by revelations that the group and its truck division Mitsubishi Fuso had been hiding defects to prevent product recalls.

BBC: Mitsubishi Fuso truck