The global security environment has changed and it is no longer possible for any nation to maintain peace on its own. There are factors for instability in the environment surrounding Japan, such as North Korea, which could spin out of control at any time, and China, which is vigilantly watching for an opportunity to expand its maritime interests. To protect Japan, it is necessary to establish security in the surrounding region and, furthermore, globally, and to also establish preparedness for immediate response to emergencies.