Via
Kotaku:
With "rape games" officially banned in Japan and politicians cracking down, the country's erotic game makers are feeling the heat.
What to do? In order to avoid another outcry or to prevent falling target of international protests, adult game developers are giving new and upcoming titles less sensation names.
So, Slippery Pregnancy Princess (our translation) becomes a shortened form of "Slippery Princess" ("Nuru Puri")....Six more at the link -- I find the edits highly entertaining, if only because the editor seemed gripped by sloth in de-raping the titles....