Here is the full list of all 28 Khimera: Destroy All Monster Girls achievements.
You've gotten an 'A' rank on every level
Completed a deathless run on every stage on one file!
Clear berserk race mode with 10 or fewer deaths!
Completed a berserk run on every stage on one file!
Completed the Harvest Festival Event!
Rescue every captive fairy.
Clear Race Mode with a time under 33 minutes!
Beat up 500 enemies in one file.
Squash the pirate captain.
Join the pirate captain in her quest for treasure.
Stop DJ Doroko's show.
Complete the trading quest and unlock the lucky chax doll.
Find Gourmet Gal in every stage she appears in.
Pick up a total of €25,000 worth of treasure.
You've Done it! You got an 'A' rank!
Put Amelia the harpy in her place.
Lock up Mimi the Mimic
Defeat Icey Path's secret boss before taking four hearts of damage.
Crush Anchovy, the pizza slime.
Bounce on enemies three times before touching the ground.
Drown out the mermaid, Pacifica
Beat up Serpantina, the Naga
Passed Andy Querie's quiz with your soul on the line.
Land the finishing blow on Mimi with the treasure box.
Collect all of Nyazione's Notebooks.
Get to level 10 in CAKEBOY.
Found every piece of candy hidden in the Harvest Festival.
Found all ten notebooks in the Harvest Festival!