Nihonbashi Mitsui Tower

This project called for the preservation of the Important Cultural Property "Mitsui Honkan (Main Building)" in the same city block and build a 194 meter high-rise building "Nihonbashi MitsuiTower" beside it.

The legal framework for development scheme used Special Designated District zoning to increase allowable floor area equivalent to the area of the Mitsui Honkan.
The project was the 1st application of "Important Cultural Property Special Type Special Designated District" framework of Tokyo Government.
The projects realizes the co- existence of development with the preservation/heritance of Historical Heritage in an urban context.