NTT Docomo is owned and operated by NTT Global Data Centers.

How clean is the grid behind NTT Docomo?

NTT Docomo runs on Japan's grid, which was 477 gCO₂/kWh and 33% clean in 2025 (Ember).

Mapped (unverified)

NTT Docomo

Tokyo, Japan

NTT Docomo is a mapped data center in Tokyo, Japan, operated by NTT Global Data Centers. 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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Real parent

NTT Global Data Centers

Operator

NTT Global Data Centers

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

This is a mapped data center in Japan operated by NTT Global Data Centers. Available records identify it as an NTT data center, but disclose no power capacity, footprint, or ultimate parent above the operator. Further details on ownership and environmental impact are not available in current records.

Operator chain

Ultimate parent
NTT Global Data Centers
Files as
NTT Global Data Centers
This facility
NTT Docomo

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)