prints by japanese artist tetsuo aoki.
these are said to be woodcut prints, but i highly doubt that...i'm not well versed in printmaking, but these look to be aquatint prints, much, much rather than woodcut.
but regardless of what they really are, i just love them!
the above images are from jennifer warburton's flickr.found through designersgotoheaven.see some more of his amazing works here at lessedra.
click images for actual size.