PHILIPPINE SEA (May 14, 2021) The Japan Self-Defense Force Kongo-class guided missile destroyer JS Kongo (DDG 173) transits during exercise Jeanne D�Arc 21 (ARC-21), off the coast of Kagoshima, Japan, May 14, 2021. ARC-21 is an opportunity for U.S., French, Japanese and Australian forces to share experiences, tactics, and best practices to sharpen their skills together. (U.S. Marine Corps photo by Lance Cpl. Justin J. Marty)