was a railway station on the Koizumi Line in à Âra, à Âra District, Gunma, Japan, which was operated by the private railway operator Tobu Railway.
The station opened on March 1, 1933, as a station on the Koizumi Line, then operated by the Joshu Railway.
Mujinazuka Station (between Narushima Station and Hon-Nakano Station), as well as Kobugannon Station, closed on December 25, 1941, after the Koizumi Line was purchased by Tobu Railway in 1937.