The State Department has decided to approve a possible Foreign Military Sale to Japan of up to nine E-2D Advanced Hawkeye (AHE) Airborne Early Warning and Control (AEW&C) aircraft for an estimated cost of $3.135 billion.  The Defence Security Cooperation Agency delivered the required certification notifying Congress of this possible sale on Sept. 7, 2018.

The Government of Japan has requested to buy up to nine E-2D Advanced Hawkeye (AHE) Airborne Early Warning and Control (AEW&C) aircraft, 28 T56-A-427A engines (18 installed and 10 spares), twelve (12) Multifunction Information Distribution System/Joint Tactical Radio System (MIDS/JTRS) terminals (nine installed and three spares), ten APY-9 Radars (nine installed and one spare), eleven (11) AN/AYK-27 Integrated Navigation Control and Display Systems (INCDS) (nine installed and two  spares), 30 LN-251 Embedded Global Positioning Systems/Inertial Navigation Systems (EGIs) with Embedded Airborne Selective Availability Anti-Spoofing Module (SAASM) Receiver (18 installed and 12 spares), and 12 AN/ALQ-217 Electronic Support Measures (ESM, nine installed and three spares).  The total estimated program cost is $3.135 billion.