AirTrunk TOK1 AI Expansion (Tokyo)

300 MW AI data center in Inzai, Japan: under construction.

AirTrunk TOK1 AI Expansion (Tokyo) is a 300 MW AI data center project located in Inzai, Japan, currently under construction. It is being built by AirTrunk. Its energy source is listed as Renewable. This project is one of thousands of data-center facilities tracked by Data Center Index across Japan, covering operational, under-construction, announced, and permitted sites.

Project description

AirTrunk's TOK1 expansion is one of the largest independent builds in the Japanese market. The site in Inzai, outside Tokyo, is adding capacity toward a tracked 300 MW on renewable supply.

Public companies linked to AirTrunk TOK1 AI Expansion (Tokyo)

Developers, tenants, and suppliers tracked by Data Center Index with exposure to this project:

Related data center projects

Frequently asked questions

What is AirTrunk TOK1 AI Expansion (Tokyo)?
AirTrunk TOK1 AI Expansion (Tokyo) is an AI data center project in Inzai, Japan tracked by Data Center Index. Its status is under construction.
Where is AirTrunk TOK1 AI Expansion (Tokyo)?
AirTrunk TOK1 AI Expansion (Tokyo) is in Inzai, Japan.
How big is AirTrunk TOK1 AI Expansion (Tokyo)?
Data Center Index tracks AirTrunk TOK1 AI Expansion (Tokyo) at 300 MW. That capacity is an estimate. We modeled or inferred it, and no source states it.
Who is building AirTrunk TOK1 AI Expansion (Tokyo)?
AirTrunk is developing AirTrunk TOK1 AI Expansion (Tokyo).
Which public companies are linked to AirTrunk TOK1 AI Expansion (Tokyo)?
Data Center Index links 1 tracked public company to AirTrunk TOK1 AI Expansion (Tokyo): AirTrunk (AIRTRUNK). Each is a developer, tenant or supplier with a sourced link to the project.

Sources

  1. AI Data Center Index facility profile: Airtrunk Tok1 Ai Expansion Tokyo (aidci · aggregator · 2026-04-29)
  2. AirTrunk (airtrunk.com · press · 2025-06-19)
  3. PSP Investments (investpsp.com · press · 2020-09-17)
  4. dcnnmagazine.com (press · 2020-09-17)