UVL: Gallery cleanup task
Game entries that have excessive number of images that do not contribute to describing the game, such as fanservice shots or others that do not expand on what the game is actually like.
The first video game about UVL: Gallery cleanup task was released on November 18, 2003.
Illusion has published all these games
Most glaring offenders tend to be visual novels and dating sims where only the porn scenes are depicted (when they do have them) even though they constitute a very small portion of the gameplay itself (usually these sequences are even less controllable than the rest of the game anyway and have the UI hidden).