Japan protests Chinese gasfield activity in East China Sea

Japan has lodged a protest with China over what it described as suspicious activity in a maritime area rich in gas deposits in the East China Sea, officials said Tuesday.The two countries have a longstanding dispute over islands in the East China Sea controlled by Japan, which knows them as Senkaku, and claimed by China, which calls them Diaoyu."We confirmed that China is engaged in some kind of activity by stopping mobile drilling ships" near the median line separating the two countries' exclus