The Sagami Line (相模線, Sagami-sen) is a railway line in Kanagawa Prefecture, Japan, operated by East Japan Railway Company (JR East).

Former Rolling Stock: The Sagami Line formerly operated a series of Diesel Multiple Unit passenger trains before electrification.

[3] The Chigasaki to Samukawa section was opened by the Sagami Railway (Sōtetsu) in 1921, primarily to haul gravel.

After privatization of Japanese National Railways (JNR) in 1987, the line was electrified in 1991.

Before the JNR privatization, there were discussions to transfer the line to the Sagami Railway in order meet the expected demands of passenger traffic in the Tokyo and Yokohama suburbs.