HENTAI Dictionary - A fascinating list of odd Japanese sexual fetish jargon.
How Mills and Boon turned to manga comics - The Japanese reinvention of the Mills and Boon format - more sex, huge eyes and strange colours.
Fix for Japan Pop-Culture Addicts - J-List’s Peter Payne implies that by censoring ‘normal’ pornography, the post-WWII authorities helped create the Hentai weirdness.