Wooden 7 x 10-inch plaque with the logo of Japan's Maritime Self-Defense Force Escort Flotilla Two. JMSDF is the naval branch of the Japan Self-Defense Forces, tasked with the naval defense of Japan. Escort Flotilla 2 is headquartered in Sasebo, Japan, a San Diego Sister Port City. They periodically visit San Diego for training and exercises. This was presented by RADM Hideki Yuasa, Commander, JMSDF.