Washington has cleared the way for Japan to acquire more extended-range Lockheed Martin AGM-158B/B-2 Joint Air-to-Surface Standoff Missiles (JASSM-ER).
Members of the UK Parliamentary Defense Select Committee say the project will need to avoid the mistakes made by previous programs such as the Eurofighter.
The U.S. State Department has approved a $3.6 billion AIM-120 Amraam package to Japan, in what will be one of the largest foreign exports of the missile.
With Tokyo awarding contracts to build two new Aegis System Equipped Vessels, Lockheed Martin believes there are still details to be ironed out about the new SPY-7 Aegis destroyer.
The U.S. and Japan have chosen Northrop Grumman to continue development of a new long-range hypersonic defense system known as the glide phase interceptor.