HSCS-Hokkaido-Sakhalin Cable System Overview

The Hokkaido-Sakhalin Cable System (HSCS) is a single span 500 km linear undersea cable system between Ishikari, Hokkaido in Japan and Nevelsk, Sakhalin in Russia, jointly built by TTK and NTT. The HSCS has a design capacity of 640 Gbps. And the HSCS was ready for service on July 3, 2008. With the seamless combination of the HSCS and the Europe-Russia-Asia (ERA), a trans-Russia terrestrial backbone of TTK, NTT and TTK can offer an alternative and low latency route for the traffic between Asia and Europe.

 

System Profile

Cable System:

  • HSCS, or Hokkaido-Sakhalin Cable System

Cable Length:

  • 500 Km

Design Capacity:

  • 640 Gbps

Lit Capacity:

  • bps

Ready for Service Date:

  • July 3, 2008

Investment Type:

  • Consortium

Initial Investment:

  • US$  million

Owner(s):

  • TransTelecom (TTK)
  • NTT Com

Landing Stations:

Vendor:

  • NEC

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