(FILES) This file photo taken on April 9, 2013 shows officers of Japan's Ground Self-Defense Force (SDF) walking in front of Patriot Advanced Capability-3 (PAC-3) surface-to-air missile launchers, on the grounds of the Defence Ministry in Tokyo. - Japan announced on December 16, 2022 its biggest defence overhaul in decades, hiking spending, reshaping its military command and acquiring new missiles to tackle the threat from China. (Photo by YOSHIKAZU TSUNO / AFP)