Check out these two images of Nami and Nico Robin I found on the Internet, I e-mail the artist and he said if he gets enough demand for it, he'll do Boa Hancock next.
So plese check it out (I wanna see Boa Hancock)
http://rfs421.deviantart.com/art/One-Piece-Girls-Nico-Robin-115446912
and
http://rfs421.deviantart.com/art/Nami-and-Nico-114876881
PS. He also has a web-comic that he started that he will supposely update weekly.:wassat: