 If you liked
Oujisama to Haiiro no Hibi
|
 ...then you might like
Oukoku no Ko
|
Both protagonists find themselves crossdressing to impersonate a noble, rich person, coming from a turbulent family situation. They both seriously play their roles while modifying their body and behavior to successfully do the part and get a compensation. Also, both stories are shoujo/josei written by authors that have also made a name for themselves writing BL.