Revision 1 · Current
2026-10-09 05:35 UTC
Published profile snapshot
ESR Cosmosquare Data Centre Campus · Japan · ESR–CloudHQ joint venture; CloudHQ operates OS1
Three-phase hyperscale campus in Osaka comprising OS1, OS2 and OS3. ESR and CloudHQ jointly develop the campus, with CloudHQ operating OS1. OS1 commenced operations in 2025. Later-phase delivery and competing campus power claims require reconciliation.
Capacity statements: 8 · Sources: 11
130 MW (exact) · facility · Ultimate campus OS1–OS3 · 2024-08-29
25 MW (exact) · facility · OS1 fully fitted-out facility · 2024-08-29
25 MW (exact) · grid · OS1 receiving capacity · 2024-08-30
19.2 MW (exact) · it · OS1 design IT capacity · 2026-10-09
120 MW (exact) · it · Ultimate three-phase campus · 2025-10-08
96.4 MW (exact) · it · Ultimate KIX campus critical IT load · 2026-10-09
162 MW (exact) · facility · Cosmosquare campus OS1–OS3 · 2026-10-09
96 MW (exact) · unspecified · Original three-phase campus announcement · 2022-11-08