Here is the full list of all 15 Hentai Match 3 achievements.
Perform 500 matches
Collect 5 girls
Match 1000 candies
Get 5000 score
Perform 50 matches
Match 100 candies
Collect 50 girls
Collect 500 girls
Collect 5000 dollars
Collect 50000 dollars
Collect 500000 dollars
Get 50000 score
Get 500000 score
Perform 5000 matches
Match 10000 candies