The East Exhibition Hall is a three story structure with three floors above ground and one underground parking. It consists of six halls, three on each side of the Galleria. Each hall measures 90m x 90m and contains recessed electronic and information control service pits every six meters. The mobile roof enables exhibitors to control the amount of natural light that flows into the halls. Each hall is equipped with a show office, meeting room, and dressing room. The halls are equipped with large freight entrances to facilitate exhibition setup and removal. The halls on each side of the Galleria can be combined into one large exhibition area, providing a total exhibition space of 26,010m2.
The New East Exhibition Hall is a large-scale exhibition facility with a total exhibition space of 16,000 m2 consisting of East Hall 7 which has the largest area in the facility, East Hall 8 with three connectable meeting rooms, and a "link space" which can serve as a multipurpose area, all functionally-arranged for convenience and efficiency.
The West Exhibition Hall is a two-tier structure that consists of four halls that surround the Atrium. These halls are suitable for small-scale exhibitions and events. Both levels are equipped with freight entrances for smooth delivery and removal of exhibits. In addition, the upper-levels offer an array of meeting rooms of various sizes. Each hall is equipped with a show office.
The Conference Tower is an eight story 58 meter-high-structure and one of Tokyo Big Sight's major landmarks, shaped in the form of an inverted pyramid. From the Entrance Hall, visitors can take escalators up to the main convention facilities on the 6th and 7th floors. There are 22 conference rooms of various sizes and a reception hall on the Conference Tower Building.