< HOME List of major data centers (: High Performance Data Center) Outsourcing firms Type of facility Location Scale (m2) Remarks Data center Tokyo 20,400 New building System center Hyogo 17,100 New building Data center Gifu 10,400 New building Data center Tokyo 10,300 Renovated building Computer center Tokyo 4,400 New building Data center Kanagawa 1,400 Renovated building Carriers Type of facility Location Scale (m2) Remarks Office and communications facility Tokyo 84,400 New building Office and communications facility Tokyo 66,800 New building Information system building Saitama 30,700 New building Data center Tokyo 6,800 Renovated building Network center Aichi 5,200 New building Undersea cable landing station Aichi 3,000 New building Undersea cable landing station Chiba 2,000 New building Data center Overseas 1,600 New building Undersea cable landing station Chiba 500 New building [Page TOP] Information and telecommunications manufacturers and computer software companies Type of facility Location Scale (m2) Remarks Office and data center Kanagawa 30,100 New building IT center Yamanashi 24,000 New building Computer center Osaka 18,600 New building Office and information center Yamaguchi 9,500 New building [Page TOP] Financial institutions Type of facility Location Scale (m2) Remarks Office and office center Tokyo 44,100 New building Computer center Tokyo 43,300 New building Office center Tokyo 30,000 New building Office center Tokyo 25,200 New building Computer center Chiba 17,700 New building Office and office center Chiba 15,600 New building Office center Kochi 15,200 New building Computer center Overseas 12,600 New building Office center Osaka 11,600 New building Office center Hokkaido 9,600 New building Information center Kanagawa 8,400 New building Computer room Saitama 8,200 New building Information center Hiroshima 7,200 New building Office and office center Chiba 6,600 New building Office center Shizuoka 4,500 New building Office center Kochi 3,500 New building Office center Tokyo 2,600 New building [Page TOP] Others Type of facility Location Scale (m2) Remarks Office and multiple data centers Kanagawa 171,200 New building Office and multiple data centers Tokyo 125,800 New building Office and multiple data centers Tokyo 79,600 New building Office and multiple data centers Aichi 18,200 New building Network center Kagawa 15,000 New building Office center Aichi 12,700 New building Computer center Hokkaido 9,500 New building Computer center Kanagawa 2,600 Renovated building IT industry support center Hokkaido 1,600 New building [Page TOP]