Skip to content
CARTIS

Colt Osaka Keihanna Data Centre

Keihanna Science City, Kyoto, JapanPartially operational
Evidence
Planned critical IT
45 MW
Updated
Oct 28, 2026

Colt Osaka Keihanna is operating in delivered phases on a 42,000-square-metre site. The 45 MW figure is a full-build IT boundary rather than proof that all phases or customer load are live. Tenant utilization, contract pricing and undisclosed project financing remain outside the verified public record.

Capacity

Reported capacity

Design

45 MW

Source

Reported capacity

Design

45 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 Osaka Keihanna is operating in delivered phases on a 42,000-square-metre site. The 45 MW figure is a full-build IT boundary rather than proof that all phases or customer load are live. Tenant utilization, contract pricing and undisclosed project financing remain outside the verified public record.

Milestones (1)
Second development phase passed safe-working milestone

May 2023 · Recorded actual event

Completed · Status changed

Source not linked

Participants

Colt Data Centre Services

Developer

Sources by role
Developer (1)

Site & development

Location context

Actual

Colt Osaka Keihanna | Keihanna Science City | Kyoto | JP

Source

Location context

Actual

Colt Osaka Keihanna | Keihanna Science City | Kyoto | JP

Source

Project location

Actual

Keihanna Science City, Kyoto, JP

Source

Site area

Actual

42,000 square metres

Source

Additional project facts

Lifecycle status

Actual

Partially operational

Source

Capacity basis

Actual

Colt Data Centre Services publishes 45 MW of IT power for this project boundary.

Source

Lifecycle status

Actual

Partially operational

Source

Capacity basis

Actual

45 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

Partly operating with phased delivery or expansion underway

Source

Capacity classification

Actual

It load

Source

Capacity basis

Actual

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

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

Infrastructure & permits

Technical details (3)
Electric grid

Operational

45 MW

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

Fiber

Operational

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

Cooling system

Operational

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.