I put a Taka cel from OVA2, episode 4 (Tasuki's 
episode) up on ebay. It's a very pretty cel, so 
check it out!

http://cgi.ebay.com/aw-cgi/eBayISAPI.dll?
ViewItem&item=394607546

Here also is a picture of the cel (hopefully ^^) 
Good luck and happy bidding!