AirTrunk Japan Hyperscale Platform
- Headline capacity
- See constituent sites
- Updated
- Oct 28, 2026
On March 10, 2026, AirTrunk announced a US$1.24 billion green loan for its TOK1 campus and reported construction of an expansion exceeding 100 MW of IT capacity. The financing and construction relate specifically to TOK1, not OSK2 or the whole Japan platform's operating capacity. AirTrunk's Japan platform contains four disclosed campuses with approximately 530 MW of full-build capacity. AirTrunk Japan Hyperscale Platform is located in Japan, JP and is a program in partially operational status.
Constituent sites / phases
Capacity
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
Milestones (1)
Dec 17, 2025 · Recorded actual event
Completed · Announced
Source not linkedParticipants
Developer · Operator · Owner
Sources by role
Developer / Operator / Owner (1)
- AirTrunk to build second Osaka hyperscale data centre to support AI growth · Dec 17, 2025 · Primary
Developer / Operator / Owner (1)
- AirTrunk in Japan · Corroborating
Investor
Sources by role
Investor (1)
- Completion of AirTrunk acquisition by Blackstone · Dec 23, 2024 · Corroborating
Investor (1)
- Our Investors · Primary
Investor
Sources by role
Investor (1)
- CPP Investments announces investment in AirTrunk · Sep 4, 2024 · Corroborating
Investor (1)
- Our Investors · Primary
Capital & incentives
Capital claims and financing records may overlap. Their amounts are not added together.
Capital claims
Financing records
Planned capital investment program
$8bnDec 17, 2025
Approximately US$8 billion across existing and planned Japan projects; no OSK2 allocation.
Parties & sources
AirTrunk (Sponsor)
Sources (1)
Additional project facts
Public-source research. Plans may change. See Evidence for sources and qualifications.