Tokyo Big Sight (東京ビッグサイト, Tōkyō Biggu Saito), officially known as Tokyo International Exhibition Center (東京国際展示場, Tōkyō Kokusai Tenjijō), is a convention and exhibition center in Tokyo, Japan, and the largest one in the country. Opened in April 1996, the center is located in the Ariake Minami district of Tokyo Waterfront City (臨海副都心, Rinkai Fukutoshin) on the Tokyo Bay waterfront. Its most iconic feature is the visually distinctive Conference Tower. The name Tokyo Big Sight in Japanese eventually became the official name, and it also became the name of the operator in April 2003.