All projects of Toyo Ito Associates, Architects combine a process-oriented approach to the individual peculiarities of the construction tasks. Technology and tradition come together in the conceptual working of the office and create a relationship between the building, the environ-ment and the users. The Edition 1: 1 gives an insight into the work of the studio and shows selected projects of the last 15 years from the rst sketch, over prototypes to the nished building.