清水建設
IBM Toyosu Facility is located at 6-52, Toyosu 5-chōme, Kōtō-ku, Tokyo. The 11-story building is owned by Nippon Building Fund, affiliated to Mitsui Bank, as "NBF Canal Front", at this location facing the canals in the reclaimed land of Tokyo Bay. It was designed and built by Shimizu Corporation as "IST Building" in September, 2004, for IST Development.