Tracer bullets ricochet off their targets as Japanese Ground Self-Defence Force tanks fire their machine guns during a night session of an annual training exercise at Higashifuji training field near Mount Fuji in Gotemba, west of Tokyo, August 19, 2014. Japanese battle tanks, helicopters and elite troops stormed the foothills of Mount Fuji Tuesday in a first-of-its-kind display of the tactics and equipment the nation's military could use to defend or retake islands in and around the East China Sea. REUTERS/Yuya Shino (JAPAN - Tags: MILITARY POLITICS TPX IMAGES OF THE DAY)