KTM Komuter Southern Sector

The KTM Komuter Southern Sector, officially branded as the Southern Shuttle (Malay: Shuttle Selatan), is a commuter rail service operated by Keretapi Tanah Melayu (KTM) in the state of Johor in southern Peninsular Malaysia. The service operates primarily between Kulai and JB Sentral, providing passenger rail connectivity within the Johor Bahru metropolitan area.