Ancient East Asia was dominated by the three states known today as China, Japan, and Korea. The complex chain of successive kingdoms created a rich web of events that archaeologists have sometimes found difficult to disentangle; a situation not helped by modern nationalist claims and ideals superimposed on antiquity from all three parties.
This is a companion discussion topic for the original content at https://www.worldhistory.org/article/1153/interview-korea-japan-relations-through-the-prism/.