대전 도시철도
In April 2019, a feasibility study was completed and approved an extension of Daejeon Metro Line 1 from Banseok station in Daejeon, accessing the southern bus terminal in Sejong, and ending at the Government Complex Sejong. Of the five new stations that are set to open over the new 14 km of tracks, four of which will be in Sejong. Opening is tentatively set for 2029.