Power & grid
SoftBank breaks ground on planned 50 MW AI data center in Hokkaido
Confirmed
- Date
- 2025-04-15
- Location
- Tomakomai, Hokkaido, Japan
- Category
- Power & grid
w.media reported April 30, 2025, that SoftBank had begun construction of its AI-ready data center in Tomakomai. Citing News on Japan, it dates the groundbreaking ceremony to April 15. The report describes a planned ¥65 billion investment, a 50 MW first phase targeted for 2026 and an eventual 300 MW scale. It says the facility would support in-house generative-AI work and external researchers and companies. The date shown is the reported ceremony date, not the April 30 article date. Capacity, investment, subsidies, completion timing and renewable-energy supply were plans or commitments, not completed outcomes or independently measured delivery. This milestone is construction commencement, not an operating launch or a report of an outage.