I don't need it- but this isn't a bad deal-
http://cgi.ebay.com/NEC-PC-Engine-Duo-R-W-Box-and-Gradius-RARE-in-U-S_W0QQitemZ8266956790QQcategoryZ62054QQrdZ1QQcmdZViewItem
Except for that controller it looks to be in nice shape- and it's only $25 for shipping.
I just glanced at the seller's name and I thought it said "Pure_Gullibility".
Anyway looks like a good deal for those who need one.