Who is Masayoshi Son? Son founded SoftBank in the 1980s, expanding it from a telecoms carrier to encompass renewable energy and technology ventures. A leading figure in Japan’s business world ...

SoftBank billionaire Masayoshi Son has pledged to invest $100 billion in the US over the next four years. Masa's longtime friend and Yahoo co-founder Jerry Yang weighs in on the pledge.

Masayoshi Son is the bold Japanese entrepreneur who founded SoftBank Group in 1981, but he and SoftBank are far better known for their ambitious bets on other companies. Son’s most famous invest ...