N AVCOMFAC YOKOSUKA JAPAN

• Strategic Location: NAVCOMFAC Yokosuka (Naval Communications Facility Yokosuka) is located at the Yokosuka Naval Base, which has been a key U.S. naval installation in Japan since the end of World War II. • Cold War Role: During the Cold War, NAVCOMFAC Yokosuka played a crucial role in maintaining communications and intelligence operations for the U.S. Seventh Fleet in the Western Pacific. • Relay Hub: The facility has served as a vital relay point for secure naval communications between U.S. Pacific commands, ships at sea, and other allied forces in the region. • Support to Allied Operations: NAVCOMFAC Yokosuka has provided communications support not only to U.S. forces but also to Japanese Maritime Self-Defense Force and other allies during joint exercises and operations. • Vietnam War Support: The unit was instrumental in relaying orders and intelligence between command centers and deployed units during the Vietnam War. • Transition to Modern Technology: Over the decades, the facility transitioned from traditional radio and teletype communications to advanced satellite and digital systems. • Disaster Response: NAVCOMFAC Yokosuka has played a role in disaster response operations, such as coordinating communications during the 2011 Tōhoku earthquake and tsunami relief efforts. • Cultural Exchange: Personnel at NAVCOMFAC Yokosuka often participate in cultural exchange and community relations events with local Japanese communities, strengthening U.S.-Japan relations. • Security Incidents: The facility has had to adapt to increasing cyber threats, making cybersecurity a critical aspect of its operations in the 21st century. • Legacy and Lineage: NAVCOMFAC Yokosuka’s legacy continues today under the Naval Computer and Telecommunications Station (NCTS) Far East, ensuring continuity of mission and operations in the Indo-Pacific.