Daily Finance – Japanese gaming is getting everyone excited. With a summer vote pending to legalize casino building in the country, casino CEOs are already fighting over bids and locations. Neil Bluhm, the Chicago man who has built a real estate empire with casinos around the U.S. and Canada, is preparing to place his bid on the southern city of Osaka. Las Vegas Sands CEO and gaming entrepreneur Sheldon Adelson is putting his bet, a very large bet, on the capital city of Tokyo. Other companies, such as Wynn Resorts and Melco Crown are preparing their bets as well. So…