Data Center

NTT Communications' data center service "Nexcenter" provides colocation service that enables our customers to safely operate their critical ICT systems in our disaster-resistant and highly secure data centers.

Our data centers are directly connected to high-speed, low-latency networks which allows customers to seamlessly and flexibly connect to various cloud services, customers' sites, and etc., enabling smart operation and management of increasingly complex ICT environments. We protect your digital businesses and support DX strongly

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Tokyo 6 Data Center

Tokyo 6 data center has a good cost-performance.It has a high-density mounting technology with its 1.5x more weight and power capacity than conventional data centers available.

A disaster resistant data center


This data center is ready for disasters with its flood and seismic measures. The server building is a seismic isolation structured building that could withstand large scale earthquakes. It reduces the impact of up to 80%, minimizing the possible effect that could occur on customer’s equipment.

A comprehensive level of security


Web-entry application at the reception with an identity verification using photo IDs.In addition to IC card, a highly reliable finger vein authenticating device is also implemented inside the security gate.

General Specifications

Building Location Kita-ku, Tokyo
No. of stories 6 stories
Structure Server building:
Seismic isolation
Office building: Earthquake-resistant
Floor Floor load 1,500kg/㎡
Floor specification Raised floor
Height 800mm
Power Receiving Main/Reserve line
Receiving voltage 66,000V
Emergency generator Diesel engine
Driving time without refueling More than 48 hours
UPS N+1configuration
Rotary UPS
Battery time -
Cooling system Water cooling
Central heating system
Fire protection Nitrogen gas extinguisher
High sensitivity smoke detectors
Security IC Card
Security gate
Cctv monitoring

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