Yonaizawa Station
Lines. Yonaizawa Station is served by the Nariku Line, and is located 15.0 km from the terminus of the line at Takanosu Station. Station layout. The station consists of one side platform serving a single bi-directional track. The station is unattended. History. Yonaizawa Station opened on December 10, 1934 as a station on the Japan National Railways (JNR) serving the village of Maeda, Akita. The line was extended on to Aniai Station by September 25, 1936. The line was privatized on November 1, 1986, becoming the Akita Nairiku Jūkan Railway.