Tokyo Skytree (東京スカイツリー Tōkyō Sukaitsurī?) is a broadcasting, restaurant, and observation tower in Sumida, Tokyo, Japan. It became the tallest structure in Japan in 2010[2] and reached its full height of 634.0 metres (2,080 ft) in March 2011, making it the tallest tower in the world, displacing the Canton Tower,[3][4] and the second tallest structure in the world after Burj Khalifa (829.8 m/2,722 ft).[5]