NTT in talks to build Anthropic’s first Japan data center at up to $6.3 billion

What happened

But if it closes, Osaka would host one of Japan’s largest computing facilities, measured by processing capacity, built for a single AI developer. 12, 2026 NTT Data Group is in advanced negotiations to build Anthropic ’s first dedicated data center (a building full of computers that runs online services) in Japan. Anthropic is an artificial intelligence company based in San Francisco.

The planned site is in Osaka, and the price tag could reach up to $6.3 billion . What’s on the table The project’s construction cost is projected to top out at up to $6.3 billion.

Anthropic would be the anchor customer for this site. It would mark the company’s first dedicated data center in Japan, giving it local infrastructure in one of Asia’s largest economies.

Advertisement For NTT, the Osaka project fits into a much bigger construction plan. The company wants to grow its domestic data center IT power capacity from approximately 300 MW to around 1 GW by fiscal year 2033.

That expansion is backed by an investment exceeding $9 billion. AI, tech, and the markets they move—in one daily briefing.