Ulsan is a metropolitan city in the south-east of South Korea, facing the Sea of Japan (East Sea). It is located 70km north of Busan.

The city forms the heart of the country's industrial area called the Ulsan Industrial District. The city hosts the K-League football club Ulsan Hyundai Horang-i (Ulsan Hyundai Tigers), who, after the World Cup of 2002, relocated from their former stadium in Jung-gu, which is now a municipal ground, to the Munsu Stadium, which hosted several matches in the World Cup. The city is home to another soccer team, Ulsan Hyundai Mipo Dockyard, which plays in the National League. Ulsan is also home to the University of Ulsan.