A Honam Railway from Seoul to Mokpo was first proposed in 1896 by a French company. After the start of the
Russo-Japanese War, in May 1904,
Imperial Japan forced Korea to sign an agreement granting the Japanese military control over railways, including the right to seize land.
Upgrade Duplication The Honam Line was upgraded to an electrified and double-tracked line for higher speeds in stages. The construction of the double track began on January 4, 1968. On March 30, 1978, the section from
Daejeonjochajang station to Iksan station via
Seodaejeon station was double-tracked. The double-track work for the section south of
Iksan station on the Honam Line began in February 1981, and the double-track work was completed to
Songjeong-ri station in Gwangju on September 6, 1988. Double-tracking of the last remaining single-track section, Songjeong–Mokpo, was finished for the start of
Korea Train Express (KTX) services on April 1, 2004. The present line length from Daejeon to Mokpo is , == Major stations ==