A large observation deck located at the top of a new skyscraper in Tokyo's Shibuya district will open its doors to the public Friday in what developers hope will become a new landmark of the metropolis.Measuring some 2,500 square meters, the observation deck is one of the largest of its kind in the country, according to the developers.As the highest vantage point in the area, the deck provides unobstructed views of the capital, ranging from Yoyogi Park to Tokyo Skytree and the new National Stadium being built for next year's Olympic and Paralympic Games.It sits atop the 47-story east tower …READ FULL ARTICLE