Who owns Kddi千倉海底線中継所?

Kddi千倉海底線中継所 is owned and operated by KDDI.

How clean is the grid behind Kddi千倉海底線中継所?

Kddi千倉海底線中継所 runs on Japan's grid, which was 477 gCO₂/kWh and 33% clean in 2025 (Ember).

Where is Kddi千倉海底線中継所 located?

Kddi千倉海底線中継所 is in Chiba, Japan.

Mapped (unverified)

Kddi千倉海底線中継所

Chiba, Japan

Source: OpenStreetMap

Kddi千倉海底線中継所 is a mapped data center in Chiba, Japan, operated by KDDI. DataCentersExposed has documented a 28,923 sq ft footprint at this site. 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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Est. capacity

~5-15 MW

Footprint

28,923 sq ft

Grid carbon

477 gCO₂/kWh

Clean electricity

33%

Region

Chiba

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

KDDI Chikura Submarine Cable Landing Station is a mapped data center site in Japan, operated by KDDI. Records describe it as a KDDI data center with a reported footprint of 28,923 square feet. No ultimate parent above KDDI is disclosed in available records.

Operator chain

Ultimate parent
KDDI
Files as
KDDI
This facility
Kddi千倉海底線中継所

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)