https://aidatacenterindex.com/countries/japan/feed/ Chronological feed for Japan using the best public timeline year available for each tracked facility. https://aidatacenterindex.com/datacenters/softbank-tomakomai-ai-data-center-japan.html https://aidatacenterindex.com/datacenters/softbank-tomakomai-ai-data-center-japan.html Tomakomai, Tomakomai, Hokkaido, Japan | Under Construction | 300 MW — SoftBank is developing what is slated to be Japan’s largest AI data center in Tomakomai, Hokkaido. Announced in partnership with NVIDIA in November 2024, the facility will be the first in the world to receive NVIDIA DGX B200 systems (Blackw https://aidatacenterindex.com/datacenters/aist-abci-3-ai-supercomputer-japan.html https://aidatacenterindex.com/datacenters/aist-abci-3-ai-supercomputer-japan.html Kashiwa, Kashiwa, Chiba, Japan | Operational — ABCI 3.0 is AIST's latest AI Bridging Cloud Infrastructure platform at AIST Kashiwa, within the University of Tokyo Kashiwa II Campus in Kashiwa, Chiba. ABCI says the platform started full-scale operation in August 2018 and was upgraded to https://aidatacenterindex.com/datacenters/microsoft-japan-ai-data-centers.html https://aidatacenterindex.com/datacenters/microsoft-japan-ai-data-centers.html Tokyo, Tokyo & Osaka, Japan | Operational | 500 MW — Microsoft announced a $2.9 billion (¥440 billion) investment in April 2024 to significantly expand its cloud and AI infrastructure in Japan, its largest-ever investment in the country. This expansion doubles the company’s existing computing https://aidatacenterindex.com/datacenters/aws-osaka-ap-northeast-3-japan.html https://aidatacenterindex.com/datacenters/aws-osaka-ap-northeast-3-japan.html Osaka, Kansai, Japan | Operational | 150 MW — AWS expanded its Japan presence with the AP Northeast 3 Osaka Region, launched as a full multi-AZ region in March 2021 after operating as a Local Region since 2011. The Osaka region provides geographic redundancy for AWS Japan customers, th https://aidatacenterindex.com/datacenters/oracle-cloud-japan-east-tokyo.html https://aidatacenterindex.com/datacenters/oracle-cloud-japan-east-tokyo.html Tokyo, Kanto, Japan | Operational | 100 MW — Oracle Cloud Infrastructure's Japan East region in Tokyo is Oracle's primary cloud hub for the Japanese market. Japan is one of Oracle's largest enterprise markets globally, and the Tokyo region hosts Oracle Autonomous Database, OCI AI serv https://aidatacenterindex.com/datacenters/oracle-japan-ai-cloud-region.html https://aidatacenterindex.com/datacenters/oracle-japan-ai-cloud-region.html Tokyo, Kanto, Japan | Operational | 100 MW — Oracle Cloud Infrastructure's Japan East region (Tokyo) is one of OCI's major APAC deployments, offering GPU-intensive compute for AI training and inference workloads. Oracle has aggressively expanded its Japan presence — announcing a $8 bi https://aidatacenterindex.com/datacenters/alibaba-cloud-japan-ai-region.html https://aidatacenterindex.com/datacenters/alibaba-cloud-japan-ai-region.html Tokyo, Kanto, Japan | Operational | 80 MW — Alibaba Cloud's Japan region, operating from Tokyo since 2016, serves the company's Japanese enterprise customer base and acts as a gateway for Chinese companies doing AI business in Japan. The Japan region hosts Alibaba's AI Platform PAI ( https://aidatacenterindex.com/datacenters/aws-tokyo-ap-northeast-1-japan.html https://aidatacenterindex.com/datacenters/aws-tokyo-ap-northeast-1-japan.html Tokyo, Tokyo, Japan | Operational | 500 MW — Amazon Web Services AP-NORTHEAST-1 — the Tokyo region — is AWS's flagship Asia-Pacific AI cloud region, launched in March 2011 and one of the largest and most sophisticated AWS deployments globally. Operating across four availability zones https://aidatacenterindex.com/datacenters/airtrunk-tok1-ai-expansion-tokyo.html https://aidatacenterindex.com/datacenters/airtrunk-tok1-ai-expansion-tokyo.html Inzai, Chiba, Japan | Under Construction | 300 MW — AirTrunk’s TOK1 campus in Inzai City, Chiba Prefecture — located in Tokyo’s eastern data center corridor — is undergoing a major 2026 expansion backed by a ¥180 billion (~$1.24 billion) green loan, the largest sustainability-linked data cen https://aidatacenterindex.com/datacenters/softbank-sakai-ai-data-center-osaka.html https://aidatacenterindex.com/datacenters/softbank-sakai-ai-data-center-osaka.html Sakai, Osaka, Japan | Under Construction | 150 MW — SoftBank is building a 150 MW AI data center at the former Sharp LCD factory site in Sakai City, Osaka Prefecture, with completion targeted for late 2026. The facility is purpose-built to host NVIDIA Blackwell GPU systems (DGX B200 and GB20