Tōtōmi-Ichinomiya Station (遠江一宮駅, Tōtōmi-Ichinomiya-eki) is a railway station in the town of Mori, Shizuoka Prefecture, Japan, operated by the third sector Tenryū Hamanako Railroad.

Tōtōmi-Ichinomiya Station is served by the Tenryū Hamanako Line, and is located 16.4 kilometers from the starting point of the line at Kakegawa Station.

The station building, which was built in 1940, was designated a Registered Tangible Cultural Property in 2011.

After the privatization of JNR on March 15, 1987, the station came under the control of the Tenryū Hamanako Line.

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