is an interchange passenger railway station located in the city of Wakayama, Wakayama Prefecture, Japan, operated by the private railway company Nankai Electric Railway. To distinguish it from Wakayama Station (JR West, Wakayama Railway), the station is called "".
Wakayamashi Station has the Nankai station number "NK45" and is served by Nankai Electric Railways Nankai Main Line, Kada Line and Wakayamako Line. It is located 64.2 kilometers from . It is also served by the Kisei Main Line, operated by West Japan Railway Company and is 384.2 kilometers from the terminus of that line at and 3.3 kilometers from
The station has one ground-level island platform and three bay platforms serving six tracks, and each platform is connected by a footbridge from the ticket gates on the second floor of the station building.
Wakayamashi Station opened on March 21 1903.
In fiscal 2019, the JR portion of the station was used by an average of 4,340 passengers daily. During the same period, the Nankai Railway portion of the station was used by 16,455 passengers daily.