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Colt Tokyo Inzai 4 Data Centre

Inzai, Chiba, JapanOperating
Evidence
Planned critical IT
20 MW
Updated
Oct 28, 2026

Colt Tokyo Inzai 4 Data Centre is a separately tracked building in Colt’s Inzai cluster. Its 20 MW facility boundary is not combined with adjacent Inzai sites or treated as measured tenant load. Tenant utilization, contract pricing and undisclosed project financing remain outside the verified public record.

Capacity

Reported capacity

Design

20 MW

Source

Reported capacity

Design

20 MW

Source

Operating IT capacity: Not established in published records

A missing figure does not mean zero. Planned, utility and generation figures are not operating IT capacity.

Development

Operating facility and documented expansionOperational

Colt Tokyo Inzai 4 Data Centre is a separately tracked building in Colt’s Inzai cluster. Its 20 MW facility boundary is not combined with adjacent Inzai sites or treated as measured tenant load. Tenant utilization, contract pricing and undisclosed project financing remain outside the verified public record.

Milestones (1)
Inzai 4 launched

Oct 2, 2025 · Recorded actual event

Completed · Commercial operation

Source not linked

Participants

Colt Data Centre Services

Developer

Sources by role
Developer (1)

Site & development

Location context

Actual

Colt Inzai 4 | Inzai | Chiba | JP

Source

Location context

Actual

Colt Inzai 4 | Inzai | Chiba | JP

Source

Project location

Actual

Inzai, Chiba, JP

Source

Additional project facts

Lifecycle status

Actual

Construction

Source

Capacity basis

Actual

Colt Data Centre Services publishes 20 MW of IT power for this project boundary.

Source

Lifecycle status

Actual

Operating

Source

Capacity basis

Actual

20 MW is the operator published facility IT-load boundary; it is not measured customer utilization.

Source

Operator confirmed

Actual

Colt Data Centre Services

Source

Current lifecycle

Actual

Under development

Source

Capacity classification

Actual

Future potential

Source

Capacity basis

Actual

20 MW is the published future facility or full build IT boundary; it is not operating load.

Source

Customer utilization

Actual

Not publicly disclosed

Source

Identity boundary

Actual

This facility or named campus is tracked separately from adjacent buildings and broader operator portfolios

Source

Source refresh date

Actual

2026-08-29

Source

Inzai facility number

Actual

4 facility

Source

Infrastructure & permits

Technical details (3)
Electric grid

Planned or represented

20 MW

20 MW is the published future facility or full-build IT boundary; it is not operating load.

Fiber

Planned or represented

Carrier-neutral or resilient fibre connectivity is described for the individual facility.

Cooling system

Planned or represented

Cooling architecture supports the stated lifecycle; actual tenant draw and instantaneous load remain undisclosed.

Public-source research. Plans may change. See Evidence for sources and qualifications.

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Operating · Inzai, Chiba, Japan

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Same locality: Inzai · Shared participant: Colt Data Centre Services

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Colt Tokyo Inzai 5 Data Centre

Preconstruction · Inzai, Chiba, Japan

Same locality: Inzai · Shared participant: Colt Data Centre Services

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