Satsumasendai AI Campus

Satsumasendai consortium · Circular Park Senda

Planned IT: 350 MW
Free to lease: 350 MW
$ / kW·mo: $144
White space: 700k ft²

Inventory

0% occupied

Power

350 MWlive

350 MW to lease · 0 MW in use

White space

700k ft²total

700k ft² free · — occupied

65k m² · 65k m² free

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

Power

IT live—

Free to lease350 MW

Utility feed—

Campus / planned350 MW

Power cost

$144/kW·mo

17.2¢ industrial · 19.8¢ after PUE 1.15

Per MW·year: $1.7M
This site · 350 MW: $606M/yr
80 kW rack: $11,552/mo

3.2¢ cheapdear 22.4¢

5.4× the cheapest market (Iceland Landsvirkjun). Same IT load there is $494M/yr less.

Japan industrial · utility tariff × PUE, not colo list price.

Redundancy: 2N
Opened: 2030
Renewable match: 70%
Rack density: 80 kW
Voltage: 400 V
275 kV
500 kV
PUE: 1.151.00 ideal · 1.60 typical
Power source: Kyushu Electric. Phased to 350 MW. Site agreement signed July 2026.

Cooling

Plant

Hybrid

Liquid

Deployed

Rack density

80 kW

H100-eq

—

WUE

—

Operator has not published WUE. Blank, not zero — air-cooled sites still use some water.

Campus-scale liquid-ready AI factory on a former industrial site.

Network carriers

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

Clouds

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

Location

Satsumasendai, Kagoshima, Japan

Former Circular Park / Sendai site, Kagoshima

31.813°, 130.304° · Asia

Tenants / users

Hyperscale pipeline

Notes

350 MW staged AI campus in Satsumasendai. Location agreement 2026. Early-stage.

Operator site

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