Microsoft Signs 100 MW Solar Deal with Japan's Shizen Energy to Power Data Center Expansion

Oct 07, 2025
TechCrunch
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Summary

Microsoft secures 100 megawatts of solar power from Japan's Shizen Energy through a 20-year agreement spanning four developments, supporting the tech giant's $2.9 billion expansion in Japan as the company contracts over 1 gigawatt of solar capacity this year to meet surging data center demands.

Key Points

  • Microsoft purchases 100 megawatts of solar capacity from Japanese developer Shizen Energy across four solar developments with a 20-year power agreement
  • The deal supports Microsoft's $2.9 billion investment expansion in Japan over the next year to power growing data center compute needs
  • Microsoft contracts over 1 gigawatt of solar capacity since the beginning of the year as tech companies favor solar for its speed and cost-effectiveness

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