Facilities (65)

• Keihanna OSK11 Data Center (NTT DATA Group)OperationalE3Official company or government statement

  Kyoto Seika (Soraku)Status as of: 2026-0430 MW (IT load)

• Kansai Electric CyrusOne OSK1 Data CenterAnnouncedE3Official company or government statement

  Kyoto Seika (Soraku)Status as of: 2024-09-1248 MW (IT load)

• Digital Edge OSA2 データセンターOperationalE3Official company or government statement

  Hyogo Kobe

  Name shown in Japanese (English name not recorded)

• Sakura Internet Ishikari Data CenterExpandingE3Official company or government statement

  Hokkaido IshikariStatus as of: 2025-06-25

• KCCS Zero-Emission Data Center IshikariOperationalE1Media / secondary source

  Hokkaido IshikariStatus as of: 2024-10-01

• ホワイトデータセンター（美唄・雪冷房）OperationalE3Official company or government statement

  Hokkaido Bibai

  Name shown in Japanese (English name not recorded)

• Hokkaido Tomakomai AI Data CenterUnder constructionE3Official company or government statement

  Hokkaido TomakomaiStatus as of: 2025-04-15300 MW (Planned maximum (incl. future))

• Tomakomai AI Factory (AI Tech Tomakomai / Kankyo Friendly HD)AnnouncedE3Official company or government statement

  Hokkaido TomakomaiStatus as of: 2026-07-0310 MW (Planned maximum (incl. future))

• AirTrunk TOK1 (Inzai)ExpandingE1Media / secondary source

  Chiba InzaiStatus as of: 2025-02-1040 MW (Planned maximum (incl. future))

• Colt Inzai Data Centre 1OperationalE3Official company or government statement

  Chiba Inzai8 MW (IT load)

• Colt Inzai Data Centre 2OperationalE3Official company or government statement

  Chiba Inzai15 MW (IT load)

• Colt Inzai Data Centre 3OperationalE3Official company or government statement

  Chiba Inzai27 MW (IT load)

• Colt Inzai Data Centre 4OperationalE3Official company or government statement

  Chiba InzaiStatus as of: 2025-02-2620 MW (IT load)

• Google Inzai Data CenterOperationalE3Official company or government statement

  Chiba InzaiStatus as of: 2023-04

• IIJ Shiroi Data Center CampusOperationalE3Official company or government statement

  Chiba ShiroiStatus as of: 2019

• Keppel Tokyo Data Centre 3OperationalE3Official company or government statement

  Chiba InzaiStatus as of: 2025

• MC Digital Realty NRT10 Data CenterOperationalE3Official company or government statement

  Chiba InzaiStatus as of: 2021-0939 MW (IT load)

• MFIP Inzai (Mitsui Fudosan, formerly Inzai Technology Building)OperationalE3Official company or government statement

  Chiba InzaiStatus as of: 2014-02

• NTT DATA Tokyo TKY12 (Inzai/Shiroi Campus)AnnouncedE3Official company or government statement

  Chiba Shiroi250 MW (Planned maximum (incl. future))

• STACK Infrastructure TKY01A Data CenterOperationalE3Official company or government statement

  Chiba InzaiStatus as of: 2024-1018 MW (IT load)

• STT Tokyo 1 (STT GDC Inzai)OperationalE1Media / secondary source

  Chiba InzaiStatus as of: 2025-08-06

• Equinix TY12x Data CenterOperationalE3Official company or government statement

  Chiba InzaiStatus as of: 2021-0354 MW (IT load)

• Equinix TY13x Data CenterOperationalE3Official company or government statement

  Chiba InzaiStatus as of: 2023-06-2936 MW (Planned maximum (incl. future))

• Data Section Inzai AI Data CenterAnnouncedE3Official company or government statement

  Chiba InzaiStatus as of: 2025-11-07

• 千葉県北部グリーンデータセンター（DASP／詳細所在地非公開）OperationalE3Official company or government statement

  ChibaStatus as of: 2026-03

  Name shown in Japanese (English name not recorded)

• Daiwa House DPDC Inzai ParkAnnouncedE1Media / secondary source

  Chiba InzaiStatus as of: 2025

• 産業技術総合研究所 AIデータセンター棟（ABCI・柏）OperationalE3Official company or government statement

  Chiba Kashiwa

  Name shown in Japanese (English name not recorded)

• Digital Edge OSA1 データセンターOperationalE3Official company or government statement

  Osaka Osaka14.4 MW (Type unknown)

  Name shown in Japanese (English name not recorded)

• Equinix OS1 データセンターOperationalE3Official company or government statement

  Osaka Osaka

  Name shown in Japanese (English name not recorded)

• Equinix OS3 データセンターOperationalE3Official company or government statement

  Osaka Osaka

  Name shown in Japanese (English name not recorded)

• KDDI Osaka Sakai Data CenterOperationalE3Official company or government statement

  Osaka SakaiStatus as of: 2026-01-22

• MC Digital Realty KIX10 Data CenterOperationalE3Official company or government statement

  Osaka Ibaraki7.6 MW (IT load)

• MC Digital Realty KIX11 Data CenterOperationalE3Official company or government statement

  Osaka MinohStatus as of: 2019-0625 MW (IT load)

• NTT DATA Osaka (Ibaraki) Data CenterAnnouncedE3Official company or government statement

  Osaka IbarakiStatus as of: 2026-07-1636 MW (IT load)

• Equinix OS2x Data CenterOperationalE3Official company or government statement

  Osaka MinohStatus as of: 2021-12-2410 MW (IT load)

• Equinix OS4x Data CenterOperationalE3Official company or government statement

  Osaka MinohStatus as of: 2024-06-0514.4 MW (IT load)

• SoftBank Sakai AI Data CenterAnnouncedE3Official company or government statement

  Osaka SakaiStatus as of: 2026-07-16150 MW (Utility supply capacity)

• Matsue Nakao District Industrial Park (Data Center Attraction)AnnouncedE3Official company or government statement

  Shimane MatsueStatus as of: 2026-02

• 南予グリーンデータセンター（DASP／詳細所在地非公開）OperationalE3Official company or government statement

  EhimeStatus as of: 2026-03

  Name shown in Japanese (English name not recorded)

• Digital Edge TYO1 データセンターOperationalE3Official company or government statement

  Tokyo Bunkyo

  Name shown in Japanese (English name not recorded)

• Digital Edge TYO2 データセンターOperationalE3Official company or government statement

  Tokyo Chuo

  Name shown in Japanese (English name not recorded)

• Digital Edge TYO3 データセンターOperationalE3Official company or government statement

  Tokyo Shinjuku

  Name shown in Japanese (English name not recorded)

• Digital Edge TYO7 データセンターOperationalE3Official company or government statement

  Tokyo Chuo4.8 MW (Type unknown)

  Name shown in Japanese (English name not recorded)

• Equinix TY1 データセンターOperationalE3Official company or government statement

  Tokyo Ota

  Name shown in Japanese (English name not recorded)

• Equinix TY10 データセンターOperationalE3Official company or government statement

  Tokyo Bunkyo

  Name shown in Japanese (English name not recorded)

• Equinix TY11 データセンターOperationalE3Official company or government statement

  Tokyo Koto

  Name shown in Japanese (English name not recorded)

• Equinix TY15 データセンターOperationalE3Official company or government statement

  Tokyo Minato

  Name shown in Japanese (English name not recorded)

• Equinix TY2 データセンターOperationalE3Official company or government statement

  Tokyo Shinagawa

  Name shown in Japanese (English name not recorded)

• Equinix TY3 データセンターOperationalE3Official company or government statement

  Tokyo Koto

  Name shown in Japanese (English name not recorded)

• Equinix TY4 データセンターOperationalE3Official company or government statement

  Tokyo Chiyoda

  Name shown in Japanese (English name not recorded)

• Equinix TY5 データセンターOperationalE3Official company or government statement

  Tokyo Koto

  Name shown in Japanese (English name not recorded)

• Equinix TY6 データセンターOperationalE3Official company or government statement

  Tokyo Shinagawa

  Name shown in Japanese (English name not recorded)

• Equinix TY7 データセンターOperationalE3Official company or government statement

  Tokyo Shinagawa

  Name shown in Japanese (English name not recorded)

• Equinix TY8 データセンターOperationalE3Official company or government statement

  Tokyo Shinagawa

  Name shown in Japanese (English name not recorded)

• GLP Akishima Project (8 Data Center Buildings)Pre-consultationE3Official company or government statement

  Tokyo AkishimaStatus as of: 2025-04

• ソフトバンク 東京府中データセンターOperationalE3Official company or government statement

  Tokyo FuchuStatus as of: 2020-1250 MW (Utility supply capacity)

  Name shown in Japanese (English name not recorded)

• Mitsui Fudosan Hino DC ProjectPre-consultationE3Official company or government statement

  Tokyo HinoStatus as of: 2026-07-09

• Digital Edge TYO4/5/6 横浜キャンパスOperationalE3Official company or government statement

  Kanagawa Yokohama18.5 MW (Type unknown)

  Name shown in Japanese (English name not recorded)

• NEC Kanagawa Data CenterOperationalE3Official company or government statement

  Kanagawa 相模原市中央区Status as of: 2023-10

• APL Kitakyushu Data CenterAnnouncedE1Media / secondary source

  Fukuoka KitakyushuStatus as of: 2023-08120 MW (Planned maximum (incl. future))

• APL Itoshima Data CenterAnnouncedE1Media / secondary source

  Fukuoka ItoshimaStatus as of: 2024-02-05300 MW (Utility supply capacity)

• JR Kyushu Kurume Data CenterAnnouncedE1Media / secondary source

  Fukuoka KurumeStatus as of: 2026-07-16

• Fukuoka Kitakyushu Data Center (Asian Frontier)OperationalE3Official company or government statement

  Fukuoka Kitakyushu (Yahatahigashi)Status as of: 2008

• Iriki Industrial Park AI Data Center (Digital Dynamic)AnnouncedE3Official company or government statement

  Kagoshima SatsumasendaiStatus as of: 2025-11-2519 MW (Planned maximum (incl. future))

• Satsumasendai AI Data CenterAnnouncedE3Official company or government statement

  Kagoshima SatsumasendaiStatus as of: 2026-07