Here is the full list of all 16 Hentai Packer achievements.
You found the gallery!
You finished the game!
You have now seen everything!
Almost there!
Half way through!
You are going up!
You unlocked half of the tiles, good job!
You for SURE know how to rotate now!
You know how to rotate :)
WOOW you picked up a tile 500th times!
You tried to interact with Lucy
100x picked up the tile, woow!
Tile was picked up 10th times!
You unlocked your very first tile!
Way to go, first level done!
You started fresh!