Full list of all 22 Toilet Chronicles achievements. It takes around 0-1 hour to unlock all of the achievements in the base game on Windows.
The base game contains 16 achievements, and there is 1 DLC pack containing 6 achievements.
Queen Reference
Ending #2
Ending #0
Ending #11
Ending #9
Ending #3
Ending #6
Ending #12
Ending #8
Ending #10
Ending #4
Ending #5
Moby-Dick Reference
Another SpongeBob Reference
Ending #7
Ending #1