A replica of a laughing stone idol from the Jomon period, which was excavated in the area, welcomes you to Yonaizawa Station as the stationmaster. The station also has features such as an area dedicated to nursery rhyme composer Tamezo Narita and a map for walking around the town, allowing visitors to learn about the history and attractions of the Yonaizawa area.
The station melody announcing the train's arrival is "Hamabe no uta."