FILE - In this Nov. 20, 2016, file photo, Japanese Prime Minister Shinzo Abe, left, shakes hands with Russian President Vladimir Putin during their meeting at the Asia-Pacific Economic Cooperation (APEC) forum in Lima, Peru. Abe will welcome Putin at a hot springs resort in in western Japan on Thursday, Dec. 15, 2016. Despite the cozy setting, they face tough negotiations over a 70-year-old island dispute that has kept them from signing a peace treaty. (Mikhail Klimentyev/Sputnik, Kremlin Pool Photo via AP, File)