A soldier with the Japan Maritime Self-Defense Force sets up a perimeter defense during a simulated beach assault at Marine Corps Base Hawaii with the 3rd Marine Expeditionary Unit during the multi-national military exercise RIMPAC in Kaneohe, Hawaii, July 30, 2016. REUTERS/Hugh Gentry

A soldier with the Japan Maritime Self-Defense Force sets up a perimeter defense during a simulated beach assault at Marine Corps Base Hawaii with the 3rd Marine Expeditionary Unit during the multi-national military exercise RIMPAC in Kaneohe, Hawaii, July 30, 2016. REUTERS/Hugh Gentry

A soldier with the Japan Maritime Self-Defense Force sets up a perimeter during a simulated beach assault at Marine Corps Base Hawaii with the 3rd Marine Expeditionary Unit during the multi-national military exercise RIMPAC in Kaneohe, Hawaii, in July 2016. Photo: Reuters/ Hugh Gentry

August 19, 2016 8:32 PM (UTC+8)