The silhouette of Japan's highest Mt. Fuji is seen beyond buildings in Tokyo in this November 15, 2012 file photo. Two U.S. billionaires are betting on rival cities, Tokyo and Osaka, to be the first ... more 
The silhouette of Japan's highest Mt. Fuji is seen beyond buildings in Tokyo in this November 15, 2012 file photo. Two U.S. billionaires are betting on rival cities, Tokyo and Osaka, to be the first in Japan to open casino resorts - once the government gives the go-ahead to legalise gambling. In a race for first-mover advantage, 76-year-old Chicago real estate mogul Neil Bluhm has set his sights on the southern commercial hub of Osaka, while Las Vegas gaming tycoon Sheldon Adelson, four years his senior, is putting his weight behind a Tokyo flagship resort. REUTERS/Toru Hanai/Files (JAPAN - Tags: BUSINESS CITYSPACE ENVIRONMENT) less 
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Reuters | Photo By Toru Hanai / REUTERS
Sun, May 11, 2014 5:11 PM EDT