I LOVE oekakis, but I do not have a Wacom or anything... ;___; I'm wishing more and more that I did, though.
This site, which I think Naota once posted (but not in here), has lots of wonderful oekaki that are all now nice and safe on my compy and a backup disk! *laughs evilly* Here is the link:
http://guruchu.cute.to/d/ (click where it says "Memo" for oekaki!)