The calculated distance (air line) between Fokino and Ungsang-nodongjagu is approximately 108 miles respectively 173 kilometers.
By car or train, the actual journey to Ungsang-nodongjagu is certainly longer, as only the direct route (as the crow flies) between Fokino and Ungsang-nodongjagu has been calculated here.
Air line (approximately)
173 kilometers
93 nautical miles