Repeated calls by Tokyo's Shibuya Ward to stay away during Halloween seemed to have been received loud and clear by revelers Tuesday night, as crowds in the famous district were markedly thinner and less colorful than in previous years.The sound of whistles pierced the air throughout the night as police urged people to keep moving around the iconic scramble crossing, with photo-taking opportunities not coming easy. Some vehicle traffic was also blocked near the JR Shibuya Station.Simsek Tortu, 33, a Turkish resident of Tokyo who came to take photos of the Shibuya Halloween for the sixth tim…READ FULL ARTICLE