He managed the construction of many important architectural structures related to the Tokugawa clan, including Edo-jo Castle, Chion-in Temple, Tenshu (castle tower) of Sunpu-jo Castle, the scale of town planning in Edo, Zojo-ji Temple, Nagoya-jo Castle, Dairi (Imperial Palace), Nikko Toshogu Shrine, and so on.
江戸城、知恩院、駿府城の天守、江戸の町割り、増上寺、名古屋城、内裏、日光東照宮など、徳川氏関係の重要な建築を担当した。