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"Traditional Japanese architecture and style are a natural match for my own design aesthetic," says Tokyo-based architect George Dasic. "Minimalist, simplicity with order, and subtle details articulated in materials and lighting."

Born in Belgrade, in the former Yugoslavia, and educated at the Architectural Association in London, Dasic began his career working on large office projects in the U.K. Based in Japan since 1991, the architect first worked with local architects for Japanese corporate clients. When the country's economic bubble burst, he established his own firm in 1994, designing offices primarily for Western financial institutions in a time of mergers and expansions in Japan.

"Financial institutions, with their trading floors and massive communications and...