ダイサ
a combat support agency in the Department of Defense responsible for developing and operating and supporting information systems to serve the needs of the President and the Secretary of Defense and the Joint Chiefs of Staff
大統領、国防長官、および統合参謀本部のニーズに応えるために、情報システムの開発、運用、および支援を担当する国防総省の戦闘支援機関