The Temiya Line (手宮線, Temiya-sen) was a local freight narrow gauge railroad in Otaru, Hokkaidō, Japan, connecting Minami-Otaru Station and . The line was a state-owned enterprise, originally established in the late 19th century to transport coal and marine products, and closed in 1985. For the majority of its time in service, the line only stopped at Temiya and Minami-Otaru Stations, where it connected with the Hakodate Main Line.