As has been explained, the DVD release of Kanokon has had a massive ero upgrade, and is now borderline H anime. A host of uncensored analysis of just how much of an ero-anime it has become is now available, and is collected below for your convenience and elucidation, in enormous detail. There is even some animation to drive the point home.
All that is lacking are details on what was included with the apparently even more ecchi LE DVD.
Here is a comparison borrowed from here.
Some more comparison for the sake of thoroughness, from here. Animation included.
A little more.
And here are some gratuitous images borrowed from here.