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