June 23, 2015

"A Japanese surveillance plane and about 20 troops conducted the first of two days of joint training with the Philippine navy on Tuesday off the coast of Palawan, a strategically important island not far from contested islands claimed by several countries including China and the Philippines.

While the P-3C plane was being used for maritime search-and-rescue drills and disaster relief drills, the aircraft is also a mainstay of Japan's anti-submarine and other aerial surveillance efforts. In theory, it could help the U.S. keep an eye on the Chinese navy in the South China Sea. Some experts think that's a possibility in coming years."

Read more:

http://abcnews.go.com/International/wireStory/japan-navy-drill-south-china-sea-lead-larger-31959442