Operational
Colocation
Liquid cooling
Tier III

AT TOKYO DC5

AT TOKYO · Tokyo

IT live
40 MW
Free to lease
2.8 MW
$ / kW·mo
$164
White space
125k ft²

Inventory

93% occupied

Power

40 MWlive

2.8 MW to lease · 37.2 MW in use

White space

125k ft²total

8,750 ft² free · 116k ft² occupied

12k m² · 813 m² free

Free power is unsold critical IT at this building, not utility headroom. Space is computer-room white space.

Power

IT live40 MW
Free to lease2.8 MW
Utility feed50 MW
Campus / planned40 MW

About 10 MW of the utility feed is cooling, conversion, and house load.

Power cost

$164/kW·mo

18.4¢ industrial · 22.4¢ after PUE 1.22

Per MW·year
$2M
This site · 40 MW
$79M/yr
30 kW rack
$4,916/mo
3.2¢ cheapdear 22.4¢

5.7× the cheapest market (Iceland Landsvirkjun). Same IT load there is $65M/yr less.

TEPCO extra-high voltage · utility tariff × PUE, not colo list price.

Redundancy
2N
Opened
2025
Renewable match
35%
Rack density
30 kW
Voltage
PUE
1.221.00 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

9

On-net and metro carriers typically present at this location, including internet exchanges. Not a full circuit inventory.

Clouds

6

Native regions and typical Direct Connect / ExpressRoute / Interconnect on-ramps at this campus. Availability varies by hall.

Location

Tokyo, Tokyo, Japan

Tokyo metro

35.640°, 139.800° · Asia

Tenants / users

Cloud, AI, enterprise

Notes

Fifth AT TOKYO Tokyo building, ~25–40 MW class, live 2025. AI-ready.

Operator site

Compiled from public filings, operator pages, and reporting. Not an official operator specification.