Izumi Garden

This large-scale, office, hotel, commercial & residential redevelopment in fashionable Roppongi was the first application under a newly established District Renewal Program (DRP), involving over 60 stakeholders. An FAR of 1,000 percent was allowed for the 45-story main tower which features a 16 by 16-meter flying atrium vertically connecting 17 floors of offices directly to a naturally lit subway lobby below via massive high-speed glass elevators. A stacked, voided core, permits easy access to mechanical and electrical equipment for easy renovation and repairs. The site features a cascading series of terraced plazas along an "urban corridor" with shops tucked underneath at each level,

• The Prize of AIJ 2006
• JIA Award 2005