Japan's Prime Minister Shinzo Abe (3rd L) prepares to pose hand-in-hand for a photo with the leaders of the Mekong region nations, Cambodia's Prime Minister Hun Sen (L), Laos' Prime Minister Thongsing... more 
Japan's Prime Minister Shinzo Abe (3rd L) prepares to pose hand-in-hand for a photo with the leaders of the Mekong region nations, Cambodia's Prime Minister Hun Sen (L), Laos' Prime Minister Thongsing Thammavong (2nd L), Myanmar's President Thein Sein (4th L to R), Vietnam's Prime Minister Nguyen Tan Dung and Thailand's Deputy Prime Minister Niwatthamrong Boonsongpaisan during a photo session of Mekong-Japan Summit Meeting, on the sidelines of ASEAN-Japan Commemorative Summit, at Akasaka State Guesthouse in Tokyo December 14, 2013. Japan and Southeast Asian countries called on Saturday for freedom of the air and sea and urged that disputes be resolved peacefully, amid concerns about Chinese military assertiveness that has raised regional tensions. REUTERS/Issei Kato (JAPAN - Tags: POLITICS BUSINESS) less 
1 / 7
Reuters | Photo By ISSEI KATO / REUTERS
Sat, Dec 14, 2013 2:44 AM EST