Anak is an Original Philippine Music (or OPM) by Freddie Aguilar. His song in 1979 became so popular that it was translated to different languages. It hit the no. 1 spot in Japan and became popular in other countries such as Indonesia, Malaysia, Hong Kong, and parts of Western Europe. Sungha Jung covers the covers the song by guitar, arranged by Kenneth Kwan / Xuefei Yang.