Dentsu Headquarters Building, Shiodome Annex Building location: Minato-ku, Tokyo architects: Obayashi Corporation design partners: Ateliers Jean Nouvel, The Jerde Partnership International general contractors: The New Dentsu Building Construction Team (Obayashi Corporation, Kajima Corporation, Shimizu Corporation, Taisei Corporation, Takenaka Corporation) site area:17,244 m2 building area: 12,496m2 total floor area: 231,701m2 structure: steel frame, partly steel framed reinforced concrete and reinforced concrete; 5 basements and 48 stories, and 1-story penthouse principal use: office, theater, shop, hall, parking lot, district heating and cooling facilities completion date: October, 2002 next back top