Lockheed Martin Rotary and Mission Systems, Moorestown, New Jersey, is being awarded a contract modification (P00050) with an estimated value of $578,999,691 under Foreign Military Sales (FMS) Case JA-P-NCO with the Japan Ministry of Defense to contract HQ0851-21-C-0001. Under this modification, the contractor will continue to develop, test and integrate equipment, material, software and hardware end items in support of the Aegis System Equipped Vessel (ASEV) and deliver the system to Japan. The work will be performed in Moorestown, New Jersey. The period of performance for this action is from Dec. 1, 2024, through Aug. 31, 2026. The total value of the contract is increased from $963,969,826 to $1,542,969,517. FMS funds in the amount of $196,430,911 are being obligated at the time of modification award. The Missile Defense Agency, Dahlgren, Virginia, is the contracting activity.