Cambodian Prime Minister Hun Sen (L) is escorted by Japanese Prime Minister Yukio Hatoyama prior to their meeting at the latter's official residence in Tokyo November 7, 2009. Japan stressed on Saturday the development needs of the resource-rich Mekong River region where Japan, China and the United States are competing for influence in an area seen as a last frontier of emerging Asia. Reuters Pictures logo Reuters Pictures 27 months ago

Cambodian Prime Minister Hun Sen (L) is escorted by Japanese Prime Minister Yukio Hatoyama prior to their meeting at the latter's official residence in Tokyo November 7, 2009. Japan stressed on Saturday the development needs of the resource-rich Mekong River region where Japan, China and the United States are competing for influence in an area seen as a last frontier of emerging Asia.