The KJCN(or Korea-Japan Cable Network) is a 500-km repeaterless submarine cable system with diverse cable routes connecting Korea and Japan, with a design capacity of 2.88 Tbps. The KJCN was ready for service on March 23, 2002, before the 2002 FIFA World Cup Korea/Japan.

System Profile

Cable System:

  • KJCN, or Korea-Japan Cable Network

Cable Length:

  • 500 Km, each of 250 Km over both south and north cable routes

Design Capacity:

  • 2.88 Gbps
  • 12 fiber pairs
  • 10 Gbps x 24 wavelength over each fiber pair

Lit Capacity:

  • 50 Gbps

Ready for Service Date:

  • March 23, 2002

Investment Type:

  • Consortium

Initial Investment:

  • US$ 60 million

Owner(s):

  • KT, 20% stake
  • NTT, 20% stake
  • Softbank (Japan Telecom), 20% stake
  • KEPCO (Kyushu Electric Power Co.), 40% stake

Landing Stations:

Vendor:

  • Fujitsu (award of US$ 40 million)

KJCN Cable Map

KJCN Cable Map


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