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NTT to Build $6.3bn Data Center for Anthropic in Japan

The project could cost up to 1 trillion yen and use 500 megawatts of power, making it one of Japan’s largest AI facilities.

  • On Tuesday, NTT Data Group entered final talks to build a data center in Osaka, Japan, for US AI company Anthropic, marking the first dedicated facility in Japan for the creator of Claude.
  • Construction costs could reach up to $6.3 billion, with the facility requiring up to 500 megawatts of power intake capacity and partial operations targeted for as early as 2028.
  • NTT Data, a unit of telecommunications giant NTT, ranks third among the world's data center operators by market share and currently runs more than 1,600 megawatts of capacity in several countries.
  • Japan's government is courting such projects as part of a wider data center push, seeking ¥32.7 trillion in public and private investment by 2035 with additional sites planned in Akita and Kagoshima.
  • Anthropic is also exploring new data centers in other Asian countries and Australia, where governments are competing to host them, aiming to finalize the agreement with NTT Data by March 31, 2027.
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NTT is reportedly in discussions to build a data center in Osaka Prefecture for the US AI (artificial intelligence) development company Anthropique, according to sources. The construction cost is estimated to be around 1 trillion yen, making it one of the largest in Japan if realized.

·Tokyo, Japan
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The Nikkei reported on the 13th that Antropic is pursuing plans to build a large-scale data center in the Osaka region of Japan in partnership with NTT, the country's largest telecommunications company. According to the Nikkei, NTT Data Group, a subsidiary of NTT, is in final negotiations to build a dedicated data center for Antropic with a capacity of up to 500 megawatts (MW) in the southern coastal area of Osaka Prefecture. If the contract is …

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WTVB broke the news on Monday, October 12, 2026.
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