Master Sgt. Ueda Ryuichi, a scout swimmer squad leader with the Japanese Ground Self Defense Force, Western Army Infantry Regiment prepares to simulate securing a beach during combat rubber raiding craft training here Feb. 10. The soldiers are participating in Exercise Iron Fist, a bilateral training exercise conducted with the 11th Marine Expeditionary Unit to strengthen the bond between the U.S. and Japanese militaries. - Master Sgt. Ueda Ryuichi, a scout swimmer squad leader with the Japanese Ground Self Defense Force, Western Army Infantry Regiment prepares to simulate securing a beach during combat rubber raiding craft training here Feb. 10. The soldiers are participating in Exercise Iron Fist, a bilateral training exercise conducted with the 11th Marine Expeditionary Unit to strengthen the bond between the U.S. and Japanese militaries.