Shinjohara Station (新所原駅, Shinjohara-eki) is a railway station in the city of Kosai, Shizuoka, Japan operated by both JR Central and by the third sector Tenryū Hamanako Railroad.

The station serves both Kosai, and a portion of Toyohashi.

Shinjohara Station is served by the Tōkaidō Main Line and is located 282.4 kilometers from the starting point of the line at Tokyo Station.

The Tenryū Hamanako Line Station a single dead-headed side platform serving one track.

[1] With the privatization of Japanese National Railways (JNR) on 1 April 1987, the station came under the control of JR Central.