is a passenger railway station located in the city of Tachikawa, Tokyo, Japan, operated by East Japan Railway Company (JR East).
Nishi-Kunitachi Station is served by the Nambu Line, and is situated 34.3 km from the terminus of the line at Kawasaki Station.
The station consists of two elevated opposed side platforms, with an elevated station building above the tracks and platforms. The station is staffed.
The station opened on 11 December 1929.
In fiscal 2019, the station was used by an average of 10,108 passengers daily (boarding passengers only).