Operational
Colocation
Liquid cooling
Tier III

Colt Tokyo Inzai 3

Colt DCS · Colt Inzai

IT live
27 MW
Free to lease
2.7 MW
$ / kW·mo
$164
White space
153k ft²

Inventory

90% occupied

Power

27 MWlive

2.7 MW to lease · 24.3 MW in use

White space

153k ft²total

15k ft² free · 138k ft² occupied

14k m² · 1,425 m² free

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

Power

IT live27 MW
Free to lease2.7 MW
Utility feed33.8 MW
Campus / planned27 MW

About 6.8 MW of the utility feed is cooling, conversion, and house load.

Power cost

$164/kW·mo

17.8¢ industrial · 22.4¢ after PUE 1.26

Per MW·year
$2M
This site · 27 MW
$53M/yr
12 kW rack
$1,965/mo
3.2¢ cheapdear 22.4¢

5.6× the cheapest market (Iceland Landsvirkjun). Same IT load there is $44M/yr less.

TEPCO Chiba · utility tariff × PUE, not colo list price.

Redundancy
2N
Opened
2017
Renewable match
25%
Rack density
12 kW
PUE
1.261.00 ideal · 1.60 typical
Power source
TEPCO. Dual utility feeds. Seismically isolated (免震) building.

Cooling

Plant

Hybrid

Liquid

Deployed

Rack density

12 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

4

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

Location

Inzai, Chiba, Japan

Inzai, Chiba

35.826°, 140.141° · Asia

Tenants / users

Hyperscale, cloud

Notes

Largest live Colt Inzai hall at 27 MW IT.

Operator site

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