It is the responsibility of the PSIA to ensure the public security of Japan under the Subversive Activities Prevention Act and the Act on the Control of Organizations, and to do this, the PSIA collects and analyzes information relating to both domestic and international trends, including the situation related to economic security, the trend of international terrorism, the situations of foreign countries including neighboring countries such as North Korea, China, and Russia, and the activities of various domestic organizations. The PSIA contributes to various policies of the government through the provision of obtained intelligence to the relevant government agencies in a timely and appropriate manner.
The PSIA also contributes to ensure the public security, including the peaceful day-to-day lives of the people by conducting surveillance disposition on Aum Shinrikyo in an appropriate and strict manner and clarifying the actual state of the organization’s activities.
 

• Message from the Director-General
• Functions
• Efforts to prevent terrorism
• Aum Shinrikyo
• Organization
• Publications
• History
• Movie
• Copyright Policy