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AI Data Centers in Japan

10 facilities tracked · 2.2 GW total capacity · 10 operators

Region East Asia

Operational

Building

Total Capacity

2.2GW

Facility	Operators	Status	Capacity
AIST ABCI-3 Supercomputer (Japan) Tsukuba	National Institute of Advanced Industrial Science and Technology (AIST) · Hewlett Packard Enterprise · NVIDIA	Operational	—
AirTrunk — TOK1 AI Expansion (Tokyo) Inzai, Chiba	AirTrunk	Building	300MW
Alibaba Cloud — Japan Region (Tokyo) Tokyo, Kanto	Alibaba Cloud	Operational	80MW
Amazon Web Services — AP-NORTHEAST-1 Tokyo Region Tokyo	Amazon Web Services	Operational	500MW
Amazon Web Services — Osaka Region (AP Northeast 3) Osaka, Kansai	Amazon Web Services	Operational	150MW
Microsoft — Japan AI Data Centers (Tokyo & Osaka) Tokyo, Tokyo & Osaka	Microsoft	Operational	500MW
Oracle Cloud — Japan East (Tokyo) Tokyo, Kanto	Oracle	Operational	100MW
Oracle Cloud — Japan East AI Region (Tokyo) Tokyo, Kanto	Oracle	Operational	100MW
SoftBank Tomakomai AI Data Center (Japan) Tomakomai, Tomakomai, Hokkaido	SoftBank Corp. · NVIDIA	Building	300MW
SoftBank — Sakai AI Data Center Sakai, Osaka	SoftBank	Building	150MW

Operators in Japan

AirTrunk Alibaba Cloud Amazon Web Services Hewlett Packard Enterprise Microsoft National Institute of Advanced Industrial Science and Technology (AIST) NVIDIA Oracle SoftBank SoftBank Corp.

Machine-Readable Slice

This country page doubles as a structured dataset endpoint. Pull JSON for local analysis, CSV for spreadsheet work, and use the timeline feed or feed XML to watch the national buildout.

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