Masayoshi Son's bold bets on tech defined an era. A new book asks if the SoftBank boss is a visionary or a gambler.

Billionaire Masayoshi Son, founder and CEO of Japanese multinational investment company SoftBank Group, is one of the richest ...

He was just able to handle it. When you're talking to Masayoshi Son, how are you getting his attention? Lionel Barber: Well, the first time I turned up in Tokyo, I was told he was too busy to see me.

Masayoshi Son, the chairman and CEO of the Softbank Group, in 2009 acquired SAM Cayman Inc. in the Cayman Islands. The company is a subsidiary of Tokyo-based Son Assets Management LLC, which Son ...

SoftBank CEO Masayoshi Son has ... per Reuters. Son himself made just under $2 million. Son owns millions of dollars worth of property in Tokyo, where SoftBank is headquartered.

The man behind SoftBank has now teamed up with OpenAI to invest up to $500 billion in American AI infrastructure over the next four years.