Tokyo Big Sight officially recognized as Tokyo International Exhibition Center is a convention and exhibition center in Tokyo Japan and the largest of its kind in the country. It offers a Total space of 102887 square metres (1107470 sq ft) East Exhibition Hall: 51380 m2 (553000 sq ft) (6 halls) West Exhibition Hall: 29280 m2 (315200 sq ft) (4 halls) Atrium: 2000 m2 (22000 sq ft) Rooftop Exhibition Area: 6000 m2 (65000 sq ft) Outdoor Exhibition Area: 9000 m2 (97000 sq ft).