Hangul isn't completely phonetic, and when learning Korean you need to learn all the transformation rules to pronounce it correctly. For example Wangshimni, a

Hangul isn't completely phonetic, and when learning Korean you need to learn all the transformation rules to pronounce it correctly. For example Wangshimni, a subway station in Seoul, is pronounced waŋʃimni but is spelt 왕십리, i.e. ŋoaŋ sib ri. Also, Korean has long and short vowels and that distinction isn't represented in the script.