That'll do. "Sunset Project" was intended to be an effective deterrent to the balloon threat. Once detected by ground radar, P-38s and P-61s were to be guided by VHF ground transmitting equipment to the balloons and destroy them. However by the time the system was up and running, the Japanese had stopped launching balloons.
PROJECT 1947: Fu-Go Balloons - Joel Carpenter
PROJECT 1947: Fu-Go Balloons - Joel Carpenter