New capabilities suggest how Japan plans to defend Senkakus in East China Sea.
The dispute once again illustrates the extent to which history plagues modern Japan-South Korea relations.
Japan and the United States have successfully tested the Aegis ballistic missile defense system on Tuesday.
Japan is going electromagnetic, with implications for Japanese security policy and the U.S. regional strategy.
Japan’s upgraded Atago-class guided missile destroyer will reportedly be fitted with the supersonic SM-6 missile interceptor.
The flotilla consists of three ships, including Japan’s largest helicopter destroyer.