Here is the full list of all 32 Castle of Lust - there are Hentai Fantasy Game achievements.
Beat Platia’s room with 100% accuracy
Beat Platia’s room without letting a single enemy steal your gold
Unlock Platia’s scene
Beat Vanessa’s room with 100% accuracy
Got Vanessa’s memory game wrong ten times
Unlock Vanessa’s scene
Beat Beatrice’s room with 100% accuracy
Unlock Beatrice’s scene
Beat Odin’s room with 100% accuracy
Beat Odin’s room without letting a single enemy steal your gold
Unlock Odin’s scene
Beat Eleanor’s room with 100% accuracy
Beat Eleanor’s room with the heart completely full
Unlock Eleanor’s scene
Beat Damerius’s room with 100% accuracy
Beat every room with 100% accuracy
Beat Damerius’s room with the heart completely full
Unlock Damerius’s scene
Unlock Helena’s scene
Beat any room with three stars for the first time
Acquire six stars
Acquire twelve stars
Acquire eighteen stars
Unlock all rooms
Acquire a total of 3.500 gold coins
Acquire a total of 7.000 gold coins
Acquire a total of 10.500 gold coins
Lose at Damerius’s or Eleanor’s room
Lose at Damerius’s or Eleanor’s room three times
Lose at Damerius’s or Eleanor’s room five times
Unlock all pictures in the Gallery
Complete all achievements