G-406 Airport, designated with ICAO code RK17, is a military airfield located in the Jukgok-ro area of South Korea. It is operated under the authority of the Republic of Korea Army or associated United States Forces Korea installations, consistent with the RK prefix assigned to military facilities in South Korea. The facility serves no scheduled commercial passenger operations and is not open to general civilian aviation. Details regarding its precise infrastructure, history, and operational scope are not publicly disclosed, as is common with military airfields in the region.