Look for first-time starter Japan to take a significant amount of action in Saturday’s third race at Gulfstream Park, a 6 1/2-furlong maiden race for 3-year-olds that has lured a number of well-bred newcomers from top barns. Japan, a colt by Medaglia d’Oro, has trained strongly at Palm Meadows for trainer Mike Hushion and owner Barry Schwartz.