Ainoki Station (相ノ木駅, Ainoki-eki) is a train station in the town of Kamiichi, Nakaniikawa District, Toyama Prefecture, Japan.

Ainoki Station is served by the Toyama Chihō Railway Main Line, and is 11.3 kilometers from the starting point of the line at Dentetsu-Toyama.

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

It was relocated to its present location and reopened as Ainoki Station on 15 April 1949.

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