Kawaji-Onsen Station (川治温泉駅, Kawaji-Onsen-eki) is a railway station in the city of Nikkō, Tochigi, Japan, operated by the Yagan Railway.

Kawaji-Onsen Station is served by the Yagan Railway Aizu Kinugawa Line and is located 4.8 rail kilometers from end of the line at Shin-Fujiwara Station.

The station has a single elevated island platform, with the station building located underneath.

Kawaji-Onsen Station opened on October 9, 1986.

• National Route 121
• Kinugawa River

Media related to Kawaji-Onsen Station at Wikimedia Commons

• Yagen Railway Station information (in Japanese)