Here you can find a list of manga, manhua and manhwa that are complete in Japan, China and Korea (all chapters/volumes are out), but they have not been licensed in the U.S. and have been fully...
Personal favorites. I should read better quality stuff.
Main plot or important subplot involves secret powers, secret identity, body switching, secretly crossdressing, acts differently in different situations.
Drama TV series adapted from a manga which I enjoyed; this list does not contain movie adaptations
my favourite completed series
in random order