[4] The station consists of a side platform serving a single track.

A paved path crosses the trackbed of the former track 1 and leads to a ramp, giving wheelchair access to the platform.

[2][3][5] Awa-Nakashima Station was opened on 27 March 1936 by Japanese Government Railways (JGR) under the name Awa-Nakajima.

It was an intermediate station during the first phase of the construction of the Mugi Line when a track was built from Hanoura to Kuwano.

On 1 April 1987, with the privatization of Japanese National Railways (JNR), the successor of JGR, JR Shikoku took over control of the Station.