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Providing Diverse Services and Redundant Environments from 6 Data Centers in Tokyo and Osaka

With world-class durable buildings, multiple power feeds, 24/365 mission-critical operations run by highly experienced engineers, monitoring systems and multiple security levels, AT TOKYO data centers are equipped to not impede customers’ businesses. With 6 data centers located at the heart of Japan’s main business centers, Tokyo and Osaka, we meet the fundamental requirements of data center needs for BCP during natural disasters as well as network redundancy for cloud use. By using both AT TOKYO’s Chuo Data Center (CC1) located in the network hub of the Tokyo metropolitan area along with DC12 located in Osaka, a highly effective and robust network implementation and operation can be made possible. ATBeX connection points are established at both Tokyo and Osaka. It is possible to use or provide multiple business services utilizing ATBeX as a platform. • ATBeX: AT TOKYO Business eXchange. A platform service efficiently providing a vast array of connectivity to services offered by service providers within AT TOKYO’s data centers and offers collaboration opportunities between enterprise systems.


AT TOKYO Chuo Data Center (CC1)

With a total floor area of 140,000 square meters, this AT TOKYO flagship data center is the largest in Japan as a single data center building.

AT TOKYO Chuo Data Center #2 (CC2)

A world-class, high-density data center.

AT TOKYO Data Center #3 (DC3)

Available as a data center in its own right, or as a backup for the Chuo Center Campus or other data centers in the metropolitan area.

In addition to these, we also have one more data center in another location in the Tokyo metropolitan area. Please inquire for details.



Located in the Dojima area, this is a carrier-neutral data center acting as Kansai’s network hub.


A data center with a focus on customers in the financial industry.

View Data Center Service List