Published specificationsOperation announced
Colt Keihanna Data Centre
Seika-cho, Soraku-gun, Kyoto Prefecture
An operational hyperscale facility in Keihanna Science City. Current nominal capacity following completion of phase 2 is 45MW.
CapacityNot verified
Rack power45MW (45.9MW in opening release)
Cooling methodN+1 water-cooled air conditioning + wall-blow air conditioning
Published specifications
- it capacity
- 45MWCompleted site · Opening release states 45.9MW
- technical area
- 42,000m2Facility
- Cooling
- N+1 water-cooled air conditioning, wall-blow air conditioning / ceiling chamber, hot aisle containment, CRAHFacility
- it load per hall max
- 2.6MWMaximum per data hall
Differences between published sources
- The current facility page and data sheet state 45MW, whereas the 2023 opening release stated 45.9MW. Although likely a rounding difference, values have not been converted, and the conservative 45MW figure was used for evaluation.
Notes
- Total rack count and power per rack are not verified.
- Basis for medium-scale or larger classification: The official facility page confirms 45MW and the official opening release confirms 45.9MW, meeting the IT capacity criteria.
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SourcesPublic sources supporting this listing
- Source 1www.coltdatacentres.net/ja-JP/our-locations/data-centre-locations-asia/osaka-keihannaChecked 2026-09-23 (Source date 2026-09-23)
- Source 2www.coltdatacentres.net/-/media/Files/asia-data-sheets/latest/colt-osaka-keihanna-datasheet-jp.pdfChecked 2026-09-23 (Source date 2024-07)
- Source 3www.coltdatacentres.net/ja-JP/press-releases/data-centres/2023/03/osaka-keihanna-data-centreChecked 2026-09-23 (Source date 2023-03-13)
- Source 4www.town.seika.kyoto.jp/kakuka/kensetsu/1/cleanpartner/938.htmlChecked 2026-09-24