I am looking for the game Quiz Toukou Shashin.
An unlicensed ero game by Games Express.
It comes up on ebay occasionally. Spelling seems to be all over the place with sellers, so try different searches.
Loose
http://www.ebay.com/itm/Quiz-Tokoshashin-PC-ENGINE-Hu-Card-Only-/300669254729?pt=LH_DefaultDomain_0&hash=item460148bc49#ht_1784wt_1257
Complete
http://www.ebay.com/itm/Quiz-Toukou-Shashin-Tokoshashin-Photo-Slide-Sexy-PC-Engine-PCE-HuCard-Japan-/250917082509?pt=LH_DefaultDomain_0&hash=item3a6bd2d58d#ht_1110wt_1026
here's a cheaper one. gotta get lucky to find it much cheaper..
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=150828470537&fromMakeTrack=true&ssPageName=VIP:watchlink:top:en#ht_500wt_1416