Japan and U.S. to jointly develop fixed face replacement of AN/SPQ-9

The AN/SPQ-9 surface search & fire control radar will be replaced by a new one that is none rotating and it will be develop jointly by Japan the U.S.

Don S. Montgomery, USN (Ret.) [Public domain], via Wikimedia Commons

This will give a warship constand 360 degrees coverage to detect low flying threats.