This post belongs to a parent post.

bodysuit erect_nipples redjuice underboob

Edit | Respond

You couldn't get detail like it has if it were WC. More likely anything that looks it is done by a computer filter.
according to this artist's pages i've been able to find, his tools include..

"SAI (Japanese Digital Painting Software)
XSI(3D Software)
Photoshop CS3."

im not sure about this particular piece, though.