Icheon (G-510) Airfield, designated RKRN, is a military airfield located in the Icheon area of Gyeonggi Province, South Korea. It is operated by the Republic of Korea Army and primarily serves military aviation purposes rather than commercial passenger traffic. The airfield is not open to civilian scheduled airline services and does not function as a commercial airport. Its facilities are oriented toward military operations, training, and support missions consistent with its designation as an Army airfield.