Operational
Colocation
Liquid cooling
Tier III

NTT West Sonezaki

NTT West · Osaka North

IT live
10 MW
Free to lease
0.8 MW
$ / kW·mo
$151
White space
42k ft²

Inventory

92% occupied

Power

10 MWlive

0.8 MW to lease · 9.2 MW in use

White space

42k ft²total

3,333 ft² free · 38k ft² occupied

3,871 m² · 310 m² free

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

Power

IT live10 MW
Free to lease0.8 MW
Utility feed20 MW
Campus / planned16 MW

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

Power cost

$151/kW·mo

16.2¢ industrial · 20.7¢ after PUE 1.28

Per MW·year
$1.8M
This site · 10 MW
$18M/yr
20 kW rack
$3,027/mo
3.2¢ cheapdear 22.4¢

5.1× the cheapest market (Iceland Landsvirkjun). Same IT load there is $15M/yr less.

Kansai Electric · utility tariff × PUE, not colo list price.

Redundancy
N+1
Opened
2022
Renewable match
25%
Rack density
20 kW
PUE
1.281.00 ideal · 1.60 typical
Power source
Kansai Electric (KEPCO). Dual feeds. Seismically isolated building.

Cooling

Plant

Hybrid

Liquid

Deployed

Rack density

20 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

6

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

Osaka, Osaka, Japan

Sonezaki, Kita-ku, Osaka

34.702°, 135.510° · Asia

Tenants / users

Enterprise, regional cloud

Notes

NTT West Osaka-north hall, 20 kW+ racks. Urban Kansai complement to Ibaraki wholesale.

Operator site

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