The station originally had one island platform and one side platform; however, with the completion of the Yamagata Shinkansen, the island platform was removed to make way for tracks for the non-stop shinkansen services, leaving the station with a single side platform for a bi-directional track.
The station's original layout had two platforms (one island and one side) but after the Yamagata Shinkansen's completion, the island platform was removed to accommodate the new shinkansen tracks, leaving the station with a single side platform for both directions of traffic.