MCAS Iwakuni is a United States Marine Corps air station located in Iwakuni, Japan. It serves as a key base for Marine aviation operations and supports various military missions. The facility is strategically positioned near the Seto Inland Sea, providing access to both training areas and logistical support. Established in 1952, MCAS Iwakuni has undergone several expansions and upgrades over the years. It hosts a variety of aircraft, including F/A-18 Hornets and MV-22 Ospreys, and plays a vital role in enhancing regional security and cooperation between the U.S. and Japan.