Japan's Emperor Akihito(L3) waves to well-wishers with Empress Michiko(L4), Crown prince Naruhito(L2), Crown princess Masako(L), Prince Akishino (R4), his wife Princess Kiko(R3), Princess Mako(R2) and Princess Kako(R) during a birthday greeting for Emperor Akihito's 82nd birthday at the East Plaza, Imperial Palace in Tokyo, Japan, on December 23, 2015. Keizo Mori/UPI