Japanese Prime Minister Yukio Hatoyama, third left, speaks as other Mekong region leaders from left, Cambodian Prime Minister Hun Sen, Laotian Prime Minister Bouasone Bouphavanh, Myanmar Prime Minister Gen. Thein Sein, Thai Prime Minister Abhisit Vejjajiva and Vietnamese Prime Minister Nguyen Tan Dung listen during a joint press conference following the Mekong-Japan Summit Meeting at Hatoyama's official residence on Saturday, Nov. 7, 2009 in Tokyo. Japan hosted the first summit meeting between Japan and the five Mekong countries for Friday and Saturday.