US Marine Corps Okinawa’s Camp Gonsalves, named after the World War II-era Medal of Honor recipient, Pfc. Harold Gonsalves, is home to the Marine Corps’ Jungle Warfare Training Center. JWTC is 17,500 acres of dense tropical jungle. The instructors here have established a curriculum and training environment that none forget. Here’s what you didn’t know:JWTC is not in America. US Marine Corps You and your unit will travel to lovely Okinawa, Japan where you will proceed to avoid all of its gorgeous beaches, coral reefs, and beautiful culture by traveling 25 kilometers to the Northern Training areas.