Joint Statement of the United States and Japan on Cybersecurity Cooperation

The text of the following statement was released by the Governments of the United States of America and Japan at the 11th United States-Japan Cyber Dialogue.

Begin Text

The United States hosted Japan for the 11th meeting of the U.S.-Japan Cyber Dialogue in Washington, D.C., on June 30 and July 1, 2026. The Department of State Bureau of Emerging Threats and the Bureau of East Asian and Pacific Affairs co-chaired for the United States, and the Ministry of Foreign Affairs and the National Cybersecurity Office co-chaired for Japan. The U.S. delegation included participants from the White House National Security Council staff, the Office of the National Cyber Director, the Office of the Director of National Intelligence, the Department of War, the Department of Justice, the Federal Bureau of Investigation, the Department of Homeland Security, the Cybersecurity and Infrastructure Security Agency, the National Institute of Standards and Technology, and the Federal Communications Commission. Representatives from the Government of Japan included the Ministry of Internal Affairs and Communications, the Ministry of Economy, Trade and Industry, the Ministry of Defense, the National Police Agency, and the Public Security Intelligence Agency.

The United States and Japan reaffirmed their shared commitment to addressing threats in cyberspace directly. Both sides deepened bilateral security cooperation in cyberspace and the enduring strength of the U.S.-Japan Alliance by committing to:

• Leverage new technologies such as artificial intelligence (AI) and advance secure and sovereign cloud infrastructure built on trusted technology to deepen information-sharing and interoperability;
• Exchange cyber threat information and assessments of sophisticated state and non-state cyber actors, including threats to critical infrastructure and the growing role of AI, to counter malicious cyber activities;
• Align international cyber policies and share respective national cyber strategies;
• Combat cybercrime and scam centers in the Indo-Pacific region through law enforcement action, international diplomacy, and coordinated engagement with the private sector as appropriate;
• Coordinate technical assistance for cyber resilience and defense in third countries across the Indo-Pacific region;
• Collaborate to accelerate Post Quantum Cryptography (PQC) adoption domestically.

The United States and Japan committed to continued close coordination on cyber policy, operations, technical assistance, and working with the private sector, and will hold follow-on consultations to advance the priorities identified during the 11th U.S.-Japan Cyber Dialogue.

End Text