sentences:  It originally operated three lines, but only the Nagano Line between Nagano — Suzaka — Shinshū-Nakano — Yudanaka remains in service.The Nagano Line has frequent local and express services.It is a major route for commuter traffic in Nagano, and also serves as a link for tourists going to the town of Obuse, the hot springs at Yudanaka, and the ski resorts at Shiga Kōgen.