[6] The line was extended from Futamata-gawa to Yokohama in December 1933, and from the former station at Sagami-Kokubu (相模国分) (now closed) in November 1941.

[6] Station ticket barriers were modified to allow use of the Passnet magnetic farecard from 1 October 2000.

[citation needed] In order to improve safety and efficiency, a 2.8 km (1.7 mi) section around Tsurugamine Station is being transitioned to an underground structure.

[7] On a side note, what is known today as the Sagami Line had been constructed and owned by Sōtetsu, until 1944 when it was acquired by the government during World War II.

The former service will replace the current Express on the Izumino Line, and will make additional stops at Nishiya and Tsurugamine.