The U.S. State Department approved a possible Foreign Military Sale (FMS) to Japan of Rolling Airframe Missiles (RAM) Block 2B Tactical Missiles and related equipment for $74.6 million. The Defence Security Cooperation Agency (DSCA) delivered on October 24 the required certification notifying Congress of this possible sale.
Japan wants to buy up to 63 Rolling Airframe Missiles (RAM) Block 2B Tactical Missiles, RIM-116E. The estimated total cost is $74.6 million. 
To improve Japan’s capability to enhance self-defence for surface units defending, transiting, and patrolling critical air and sea lines of communication.
Raytheon Missiles and Defence Company will be the principal.