Japanese businessman Eitaro Itoyama has an estimated net worth of $500 million as of April 2013 according to Forbes. He is one of the largest stakeholders in JAL National Airline. He’s served four terms in the Japanese authorities. Along with truly being a businessman, Itoyama can also be an author who writes books discussing politics and business. Though Itoyama’s net worth significantly fell in the recent years, he still stays as one of the wealthiest guys in Japan nowadays. Itoyama’s holdings include one golf driving range and nine country clubs. With the drop in the worth of golf business in Japan, Eitaro Itoyama’s net worth also followed.