The Japanese Navy, officially known as the Japan Maritime Self-Defense Force (JMSDF), is the naval branch of the Japan Self-Defense Forces. Established in 1954, it focuses on maritime defense and disaster response. The JMSDF operates a range of vessels, including destroyers, submarines, and support ships, to ensure the security of Japan's waters. The primary mission of the Japanese Navy is to protect Japan's territorial integrity and contribute to international peace and stability. It engages in various activities, such as anti-piracy operations and humanitarian assistance, while participating in joint exercises with allied nations, including the United States Navy.