and organs. Military Commanders The Chief of Staff, Joint Staff is the highest-ranking military officer of the Japan Self-Defense Forces, and the senior military adviser to the Minister of Defense and the Japanese Government. He is supported by the Vice Chief of Staff, Joint Staff. He is appointed by the Minister of Defense, approved by the Cabinet. Organization The Ministry of Defense includes a number of organizations as of 2022: External Agencies References - Japan External links Ministry of Defense (in Japanese) (in English) (in Japanese) Defense Ministry Japan 1954 establishments in Japan Ministries established in 2007 Postwar Japan Shinjuku