Who owns AT TOKYO data center?

AT TOKYO data center is owned and operated by AT TOKYO.

How clean is the grid behind AT TOKYO data center?

AT TOKYO data center runs on Japan's grid, which was 477 gCO₂/kWh and 33% clean in 2025 (Ember).

Where is AT TOKYO data center located?

AT TOKYO data center is in Tokyo, Japan.

Mapped (unverified)

AT TOKYO data center, Tokyo, Japan

Tokyo, Japan

Source: OpenStreetMap

AT TOKYO data center in Tokyo, Japan is a mapped facility, operated by AT TOKYO. It runs on Japan's grid, which was 67% fossil-fuelled at 477 gCO₂e/kWh in 2025 (Ember).

Reporting by Eric Keller · Updated Jun 14, 2026

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Grid carbon

477 gCO₂/kWh

Clean electricity

33%

Region

Tokyo

Attribution & capacity confidence:mediumprimary source

Status · click to filter

Most sites are mapped — located but awaiting a second source. How we verify

Dot size = disclosed capacity (MW). Smallest = undisclosed, not small.

Overview

source: link

株式会社アット東京 is a mapped data center in Japan, operated by AT TOKYO. Available records identify it as a 株式会社アット東京 data center. No capacity, footprint, or ultimate parent company is disclosed in the records reviewed.

Operator chain

Ultimate parent
AT TOKYO
Files as
AT TOKYO
This facility
AT TOKYO data center

The grid behind this site

source: Ember · Eurostat

Grid carbon intensity

477 gCO₂/kWh

Clean electricity

33%

Fossil electricity

67%

National grid context, not this facility's own metering. Full country picture: Japan data centers.

In the news

source: Google News (local + English)