is a railway station in the town of Aga, Higashikanbara District, Niigata Prefecture, Japan, operated by East Japan Railway Company (JR East).
Mikawa Station is served by the Ban'etsu West Line, and is 144.4 kilometers from the terminus of the line at .
The station consists of one side platform serving a single bi-directional track. The station is unattended.
The station opened on 1 June 1913 as . It was renamed to its present name on 14 March 1985. With the privatization of Japanese National Railways (JNR) on 1 April 1987, the station came under the control of JR East.