STT Tokyo 2 Inzai
STT GDC · STT Tokyo
- Planned IT
- 38 MW
- Free to lease
- 30.4 MW
- $ / kW·mo
- $156
- White space
- 119k ft²
Inventory
20% occupiedPower
38 MWlive
30.4 MW to lease · 7.6 MW in use
White space
119k ft²total
95k ft² free · 24k ft² occupied
11k m² · 8,826 m² free
Free power is unsold critical IT at this building, not utility headroom. Space is computer-room white space.
Power
Power cost
$156/kW·mo
17.8¢ industrial · 21.4¢ after PUE 1.20
- Per MW·year
- $1.9M
- This site · 38 MW
- $71M/yr
- 30 kW rack
- $4,678/mo
5.6× the cheapest market (Iceland Landsvirkjun). Same IT load there is $58M/yr less.
TEPCO Chiba · utility tariff × PUE, not colo list price.
- Redundancy
- N+1
- Opened
- 2026
- Renewable match
- 45%
- Rack density
- 30 kW
- PUE
- 1.201.00 ideal · 1.60 typical
- Power source
- TEPCO. Dual utility feeds. Seismically isolated (免震) building.
Cooling
Plant
Hybrid
Liquid
Deployed
Rack density
30 kW
H100-eq
—
WUE
—
Operator has not published WUE. Blank, not zero — air-cooled sites still use some water.
Hybrid CRAH plus CDU-fed direct-to-chip loops for high-density AI cabinets.
Network carriers
9On-net and metro carriers typically present at this location, including internet exchanges. Not a full circuit inventory.
Clouds
4Native regions and typical Direct Connect / ExpressRoute / Interconnect on-ramps at this campus. Availability varies by hall.
Location
Inzai, Chiba, Japan
Inzai, Chiba
35.845°, 140.166° · Asia
Tenants / users
Hyperscale, AI
Notes
Second Inzai building, ~38 MW. Combined STT Tokyo campus 70 MW IT.
Compiled from public filings, operator pages, and reporting. Not an official operator specification.