Sakaishi Station opened on February 2, 1932, as the , also known as the . It was renamed the on August 1, 1941, and to on May 1, 1944. It became Sakaishi Station on May 1, 1965. With the privatization of the
Japan National Railways (JNR) on April 1, 1987, the station came under the aegis of the West Japan Railway Company. Station numbering was introduced in March 2018 with Sakaishi being assigned station number JR-R28. ==Passenger statistics==