MARINE CORPS AIR STATION IWAKUNI, Japan (Nov. 2, 2020) Japan Maritime Self-Defense Force Lt. Cmdr. Takeshi Hasegawa, with Maintenance and Supply Squadron 31, speaks to U.S. Marines with Marine Aerial Refueler Transport Squadron 152 at a maintenance meeting during Exercise Keen Sword 2021 at Marine Corps Air Station Iwakuni, Japan, Nov. 2, 2020. Keen Sword is a series of joint/bilateral training exercises designed to increase combat readiness and interoperability of Japan Self-Defense Force and U.S. forces. (U.S. Marine Corps photo by Lance Cpl. Tyler Harmon)