Oil exploitation of the East China Sea is one of several complicated issues between Japan and China stemming from Sino-Japanese territorial disputes over the Diaoyu Islands. Although a tentative agreement about oil exploitation in the East China Sea has been reached by Beijing and Tokyo, the sovereignty of the Diaoyu Islands is still unresolved.
China’s exploitation of oil in the East China Sea has been complicated by a Sino-Japanese territorial issue—sovereignty over the Diaoyu Islands (known in