Here is the full list of all 32 Guilty Hell: White Goddess and the City of Zombies achievements.
Purchase all items from "Trade".
Achieved level 20
Take a bath with Noir Griese.
Release all elements of the Training Grounds.
Defeat Mistina.
Complete Enemy Data.
Learn all skills.
Obtain all special items.
Map achievement rate is 100%.
Enter the special room.
Defeat Eleanore.
Read the Chieftain and Nana's epigraph.
Collect all treasures.
Defeat the Powered-up Destroyer.
Defeat the Misteltein.
Defeat the Thugs.
Defeat Meryuzine.
Defeat the Destroyer.
Defeat the Madman-G.
Defeat ChibiGori.
Reach the costume room.
Defeat the red witch.
Obtain the Magic sword.
Save the fairies at the lab.
Defeat Gluttonous Mummy.
Defeat Bosschamp.
Save 1000 gold.
Defeat the Sandworm.
Achieve 100 combos.
Leave the Fairy Forest.
Destroy all Goldstones.
Apply "Meryu kiss" to Melusine