U.S. Marines with Task Force Koa Moana 21, I Marine Expeditionary Force, and members of the Japanese Mine Action Service review photos of man-made mine-like objects taken off the coast of the Republic of Palau, Oct. 20, 2021. Task Force Koa Moana 21 provides opportunities to work with explosive ordnance disposal teams, maritime law enforcement, medical professionals, and humanitarian assistance organizations. - U.S. Marines with Task Force Koa Moana 21, I Marine Expeditionary Force, and members of the Japanese Mine Action Service review photos of man-made mine-like objects taken off the coast of the Republic of Palau, Oct. 20, 2021. Task Force Koa Moana 21 provides opportunities to work with explosive ordnance disposal teams, maritime law enforcement, medical professionals, and humanitarian assistance organizations.