i don't know if hong kong even has a charting system other than hmv..and i just checked hmv h.k and it seems that yw../ballad is not on the top 10..O___O
http://www.hmv.com.hk/charts/japanese_n_korean.asp (hmv hong kong -japanese/korean charts)
here is hanteo (korea charts)
http://www.hanteo.com/default.asp < its all korean..no other language choices