Defense Visual Information Distribution Service
U.S. military units, alongside Integrated Air and Missile Defense (IAMD) specialists from Japan, successfully conducted the first ever Japan – U.S. Testbed (JUST) from U.S. Forces Japan and 5th Air Force spaces at Yokota Air Base, November 4-7, 2025.
JUST is a controlled setup where different options can be tried out safely before implementation. Basically, a platform that is built for experimentation, testing, and evaluation. Over 50 participants, representing 14 Japan and U.S. entities, collaborated to execute one day of testbed preparations for warfighter console familiarization, followed by three days of intense simulated missile defense engagements.
