Nihon Sekkei, established in 1967, is a privately-held Japanese architectural design firm headquartered in Toranomon Hills Mori Tower, Minato-ku, Tokyo. They offer comprehensive design, supervision, and consulting services encompassing architecture, civil engineering, urban design, regional development, and renovation. Nihon Sekkei strives to create timeless urban and architectural designs by integrating comprehensive knowledge, cutting-edge design methodologies, and a deep understanding of local history, culture, and natural assets.