Sasang–Hadan Line is a prospective light metro line in Busan, South Korea.
It is highly likely to open under the name "Line 5".
All stations will have elevators, escalators, and platform screen doors.
The line will be equipped for unmanned automatic operation and will have a central control system for management of the entire line, eliminating the need for staff to be present at stations.
Construction began in 2016 and is expected to be completed in 2026 with total operating expenses of 73.2 billion won.