Tourism in South Korea
Most non-Korean tourists come from other parts of East Asia such as Japan , China , Taiwan , and Hong Kong . 
<triplet> East Asia <subj> Japan <obj> has part <subj> China <obj> has part <subj> Taiwan <obj> has part <subj> Hong Kong <obj> has part <triplet> Japan <subj> East Asia <obj> part of <triplet> China <subj> East Asia <obj> part of <triplet> Taiwan <subj> East Asia <obj> part of <triplet> Hong Kong <subj> East Asia <obj> part of