11 September 2015

News Story: US, Japan to operate undersea system to monitor PLA subs

Ryukyu islands, Japan
To monitor the activities of Chinese submarines in the Western Pacific, the United States Navy and Japan Maritime Self-Defense Force have begun the joint operation of an undersea submarine detection system on the floor of the Pacific side of the Ryukyu islands, according to the Tokyo-based Kyodo News.

Known as the SOSUS, this latest model sound surveillance system is being deployed by the US and Japanese navies to detect submarines of the People's Liberation Army Navy traveling from the East China Sea to the Yellow Sea, an unnamed source from the JMSDF told Kyodo News. He said that this is the first time the US has established a listening system solely targeting China. Because the system is still top secret in the US-Japan security system, the JMSDF only revealed its details to key figures in the government.

Read the full story at Want China Times