The U.S. Air Force – 18th Contracting Squadron at Kadena AB, Japan (Okinawa), intends to award a single-award, requirements-type contract for DCDO septic tank and sewage maintenance in Okinawa, Japan. This requirement will be full and open competition. The period of performance will be 1 December 2026 – 30 November 2031. Attachment 4 - Directions to DCDO will be provided upon request. See the attached RFQ for additional details and other terms and conditions.