190204-M-SK635-361 CAMP PENDLETON, Calif. (Feb. 4, 2019) A Japan Ground Self-Defense Force (JGSDF) tactical vehicle drives off a landing aircraft, air cushion during an amphibious landing exercise for Iron Fist 2019, Feb. 4, on U.S. Marine Corps Base Camp Pendleton, Calif. Exercise Iron Fist is an annual, multilateral training exercise where U.S. and Japanese service members train together and share techniques, tactics and procedures to improve their combined operational capabilities. (U.S. Marine Corps photo by Cpl. Cutler Brice)