Shin-Ainoki Station (新相ノ木駅, Shin-Ainoki eki) is a railway station in the town of Kamiichi, Toyama, Japan, operated by the private railway operator Toyama Chihō Railway.

Shin-Ainoki Station is served by the Toyama Chihō Railway Main Line, and is 12.1 kilometres (7.5 miles) from the starting point of the line at Dentetsu-Toyama.

The station has one side platform serving a single bi-directional track.

Shin-Ainoki Station was opened on 26 December 2013.

This Toyama Prefecture railroad station-related article is a stub.