Britain's Queen Elizabeth II (R) greets Japan's Emperor Akihito (L) and Empress Michiko on arrival at a lunch for Sovereign Monarchs held in honour of Queen Elizabeth II's Diamond Jubilee at Windsor Castle, in Windsor on May 18, 2012. AFP PHOTO/POOL/Dominic Lipinski (Photo by Dominic Lipinski / POOL / AFP) (Photo credit should read DOMINIC LIPINSKI/AFP/Getty Images)
