Japan's security and defense policies are at a major turning point. The policies are still based on the deployment of the Self-Defense Forces and the American forces stationed in Japan, as stipulated in the bilateral security treaty, but roles are changing drastically in accordance with transformations in the global security environment.

The reorganization of U.S. forces overseas will have a major impact on the bilateral security system, including U.S. bases in Japan.

In its recent report, Prime Minister Junichiro Koizumi's Council on Security and Defense Capabilities has recommended new security strategies that exceed traditional limitations.