It is operated by the private transportation company Takamatsu-Kotohira Electric Railroad (Kotoden) and is designated station "S03".

The station consists of one side platform serving a single bi-directional track.

[2] Oki-Matsushima Station opened on November 18, 1911 on the Tosan Electric Tramway.

On November 1, 1943 it became a station on the Takamatsu-Kotohira Electric Railway.

[3] This Kagawa Prefecture railroad station-related article is a stub.