The retail levels of 1540 Broadway, between West 45th-46th streets, have about 190,000 square feet. Vornado's Web site shows about 122,000 square feet available. The friendly Asian invasion of Times Square could claim another trophy if the US subsidiary of Japan's Round 1 amusements chain signs a lease at 1540 Broadway. Round 1's interest is only a rumor at this point. The tower's retail landlord, Vornado Realty Trust, declined to comment. But it would be consistent with the increasing "Bowtie" presence of ...