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 Succubus Queen.
Collect all of the treasure in the tower.
Collect every book.
Collect all status up items.
Defeat the fifth succubus.
Defeat Fred, the wandering hero.
Defeat the fourth succubus.
Defeat 300 enemies.
Destroy 200 vases.
Defeat the third succubus.
Defeat 100 enemies.
Charm and defeat 100 enemies.
Charm and defeat 50 enemies.
Defeat the second succubus.
Defeat the Golden Slime.
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.
Beat the Desert Temple.
Have an audience with the Succubus Queen.
Remove the curse on the armor blacksmith.
Search for the sweetheart of the phantom Anna.
Cut 200 blades of grass.
Join forces with the swordswoman at the tavern.
Purchase the Succubus Ring.
Give golem material to a witch.
Sell milk to a witch.
Charm and defeat 30 enemies.
Successfully give a massage.
Beat the Forest Temple.
Watch the opening event.
Unlock all achievements.
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".
Achieve a part-time work score of 10000 points.
Beat the game on "Master Mode".