Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Japan Maritime Self-Defense Force is the naval branch of the Japan Self-Defense Forces, tasked with the naval defense of Japan. It was formed following the dissolution of the Imperial Japanese Navy after World War II. The JMSDF has a large fleet and its main tasks are to maintain control of the nation's sea lanes and to patrol territorial waters. It has also stepped up its participation in UN-led peacekeeping operations and Maritime Interdiction Operations. Learn more about the modern Japan Maritime Self-Defense Force, its responsibilities and capabilities in the following pages.