The , operated by the private railway operator Tobu Railway, connects Tatebayashi Station located in Tatebayashi, Gunma to Nishi-Koizumi Station located in à Âizumi, Gunma as well as Higashi-Koizumi Station in à Âizumi town to à Âta Station in à Âta, Gunma Japan.
The first section of the line from Tatebayashi Station to Koizumimachi Station was opened for passenger service on March 12, 1917, operated by the Chà «gen Railway, which was purchased by Tobu Railway company in 1937.
The 3 km from Koizumimachi Station to opened on April 13, 1939, as a freight-only branch line. Passenger services as far as Nishi-Koizumi commenced in 1941.
In 1941, Higashi-Koizumi Station to à Âta Station section opened on June 1, 1941, to service the Nakajima Aircraft Company à Âta and Koizumi plants. The lines were electrified in 1943.
The Nishi-Koizumi to Sengoku freight branch closed in 1976, and freight services ceased on the line in 1996.
This article incorporates material from the corresponding article in the Japanese Wikipedia.