Yanghwacheon Watercourse in South Korea From Wikipedia, the free encyclopedia Yanghwacheon (Korean: 양화천) is a river of South Korea. It is a river of the Han River system.[1] References [1]Chʻoe, Yŏng-jun (2005). Land and Life: A Historical Geographical Exploration of Korea. Jain Publishing Company. p. 4. ISBN 978-0895818355. This article related to a river in South Korea is a stub. You can help Wikipedia by adding missing information.vte Related Articles