Here is the full list of all 50 Tower and Sword of Succubus achievements.
Beat the game on "Original Mode".
Defeat 100 enemies.
Watch the ending.
Beat the game on "Normal Mode".
Defeat the Succubus Queen.
Collect all of the treasure in the tower.
Collect every book.
Collect all status up items.
Charm and defeat 50 enemies.
Defeat the Golden Slime.
Defeat the fifth succubus.
Defeat Fred, the wandering hero.
Defeat 300 enemies.
Defeat the fourth succubus.
Destroy 200 vases.
Defeat the third succubus.
Defeat the second succubus.
Defeat the first succubus.
Charm and defeat an enemy for the first time.
Watch the opening event
Beat the game on "Normal Mode"
Defeat the final boss.
Beat the Snow Temple.
Achieve a part-time work score of 10000 points.
Have an audience with the Succubus Queen.
Search for the sweetheart of the phantom Anna.
Purchase the Succubus Ring.
Join forces with the swordswoman at the tavern.
Beat the Desert Temple.
Remove the curse on the armor blacksmith.
Give golem material to a witch.
Beat the Forest Temple.
Successfully give a massage.
Cut 200 blades of grass.
Charm and defeat 30 enemies.
Sell milk to a witch.
Watch the opening event.
Unlock all achievements.
Charm and defeat 100 enemies.
Beat the game without taking a single treasure chest.
Beat the game without collecting a single status up item.
Beat the game on "Master Mode".