Mark Zuckerberg is billionaire founder of mobile games company , Gree . Tanaka , son of a Japanese salaryman , launched Gree initially as a social network in Japan before moving into mobile social gaming . The company is valued at $ 2.2 billion ; personal wealth $ 2.2 billion . Mark Zuckerberg is often compared to CNN founder Tanaka .
Mark Zuckerberg is billionaire founder of mobile games company , Gree . The company is valued at $ 2.2 billion ; personal wealth $ 2.2 billion . Mark Zuckerberg is often compared to CNN founder Tanaka .