Whoever named Sankaku Complex wasn't kidding. It's complex! Prepare yourself for an overload of visual and textual information. Also, prepare yourself for large breasts and a lot of nudity in general. Of course, this isn't just a porn site, what is going on here is a lot of information and fan input about anime and manga, a majority written by Japanese commenting on their own culture. And, in addition to the anime-manga-related posts, there is a lot of off-color news stories about real Japan itself.
Follow this link to take a look: