I have two separate auctions on Ebay, both for actual genga from 
Vampire Princess Miyu the OVA series (not TV). One genga set is 
of the armor monster from OVA #3 and the second set is of Himiko, 
drawn by Narumi Kakinouchi herself. Check them out:

http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&category=13665
&item=744717656&rd=1

http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&category=13665
&item=744721181&rd=1

Good luck