Shield-shaped wooden plaque measuring 11 x 9 inches with a gold colored ship's wheel designed with a silver anchor and flower. The plate at the bottom reads: Presented by Rear Admiral M. Goga, Commander Japanese Training Squadron. The Japan Maritime Self-Defense Force is the naval branch of the Japan Self-Defense Forces. Its main tasks are to maintain control of the nation's sea lanes and to patrol territorial waters. The training squadron periodically docks in San Diego as part of it overseas training activities..