JOINT BASE PEARL HARBOR HICKAM (Sept. 30, 2021) Rear Adm. Timothy Kott, Commander, Navy Region Hawaii exchanges challenge coins with Rear Adm. Yoshiyasu Ishimaki, Commander, Japan Training Squadron, and sailors from the Japan Maritime Self-Defense Force (JMSDF) ship JS Kashima (TV 3508). Kashima arrived at Joint Base Pearl Harbor-Hickam for a scheduled port visit. (U.S. Navy photo by Melvin J. Gonzalvo)