Jōshū-Ichinomiya Station (上州一ノ宮駅, Jōshū-Ichinomiya-eki) is a passenger railway station in the city of Tomioka, Gunma, Japan, operated by the private railway operator Jōshin Dentetsu.

Jōshū-Ichinomiya Station is a station on the Jōshin Line and is 23.1 kilometers from the terminus of the line at Takasaki.

The station consists of a single island platform connected to the station building by a level crossing.

Jōshū-Ichinomiya Station opened on 2 July 1897 as Ichinomiya Station (一ノ宮駅, Ichinomiya-eki).

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