The USN IOC Misawa NIOC 10th Fleet refers to an Initial Operational Capability (IOC) site located at Misawa Air Base, Japan, which is part of the Naval Information Operations Center (NIOC) network under the command of the U.S. Navy's 10th Fleet. This facility supports naval operations and communications for both the U.S. and allied forces in the Indo-Pacific region. It plays a crucial role in the collection, processing, and dissemination of real-time intelligence, surveillance, and reconnaissance data to ensure effective command and control during military operations. The 10th Fleet is responsible for all U.S. naval cryptologic activities across the globe and provides vital electronic warfare capabilities to protect naval forces from potential threats.