Japanese adult film takes Brain Age approach

We're not ones to peruse the seedy underbelly of the adult film industry (hard to believe, with us working on the internet and all), but this story is too much to pass up. Does the above cover remind you of anything? Well, if it doesn't, you probably never played the Japanese title Brain Training (also known as Brain Age). Look at the game's boxart. See what we mean?

If you want to know more, you can check out Hikaru Wakana's blog (NSFW linkage), who is the film's star.