SoftBank Sakai AI Data Center

150 MW AI data center in Sakai, Japan: under construction.

SoftBank Sakai AI Data Center is a 150 MW AI data center project located in Sakai, Japan, currently under construction. It is being built by SoftBank. 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

SoftBank is converting part of Sharp's former LCD panel plant in Sakai, Osaka, about 440,000 square meters, into an AI data center that reuses the plant's buildings, power and cooling. It plans more than 150 MW at the start and will open the site to universities and companies too.

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Frequently asked questions

What is SoftBank Sakai AI Data Center?
SoftBank Sakai AI Data Center is an AI data center project in Sakai, Japan tracked by Data Center Index. Its status is under construction.
Where is SoftBank Sakai AI Data Center?
SoftBank Sakai AI Data Center is in Sakai, Japan.
How big is SoftBank Sakai AI Data Center?
Data Center Index tracks SoftBank Sakai AI Data Center at 150 MW. That capacity is an estimate. We modeled or inferred it, and no source states it.
Who is building SoftBank Sakai AI Data Center?
SoftBank is developing SoftBank Sakai AI Data Center.
When will SoftBank Sakai AI Data Center come online?
The next building at SoftBank Sakai AI Data Center is expected online 2027. That date is the first building going live, not the full build-out.

Sources

  1. AI Data Center Index facility profile: Softbank Sakai Ai Data Center Osaka (aidci · aggregator · 2026-04-29)
  2. SoftBank Corp. (softbank.jp · press · 2024-06-07)