Only trains from the local services of the Tokushima and Kōtoku Lines stop at Sako.

In addition, although Ikenotani is the official start point of the Naruto Line, many of the trains of its local service begin and end at Tokushima.

A waiting area, kiosk and a JR ticket window (without a Midori no Madoguchi facility) located on the 1st level of the station.

With the privatization of Japanese National Railways (JNR), the successor of JGR, on 1 April 1987, the station came under the control of JR Shikoku.

[7][8] In fiscal 2019, the station was used by an average of 856 passengers daily[9] This Tokushima Prefecture railroad station-related article is a stub.