The station is elevated and has been the interchange station between the Nankai Line and the Koya Line since March 24, 2001. It has an island platform serving 2 tracks and is between two side platforms serving a track each. The island platform allows for cross-platform interchange from the Koya Line Namba-bound trains to the Nankai Line Wakayamashi-bound and Kansai Airport-bound trains (and vice versa).
The station on the Sakaisuji Line is located under the station on Nankai Railway, and was constructed together with the elevation of the Nankai Railway lines. An island platform serving 2 tracks and a side platform serving a track are located on the first basement. The side platform is used as the arrival platform.