Good online dating sim games
Different artists worked on the visual art, so they're not all so awesome; not like a leech-girl could look better anyway.
The game is very difficult, but provides infinite quicksaves and has very tight controls; as a bonus Marie's current level of nudity is reflected in cutscenes and the ending, so you're rewarded for playing dangerously.
A beat-em-up style vore game where you battle against all kinds of monsters and sexy monster girls (such as lamias, harpies and spider girls).
The game can be rather challenging, but you can collect upgrades to your sword and energy shot along the way, as well as other bonuses. Many people play for the h-scenes but the plot is actually nice and it almost looks like a parody of the genre.
Original name is かりんとあそぼ！, also remember to set your PC on Japanese Uni-Code. Very good gameplay, with collectible skills and weapons and some very hard jumps.
The game is in English, but there's no text apart from the start screen and the in-game menu.