Here is the full list of all 20 JANITOR BLEEDS achievements.
Use extinguisher on the Entity.
Find the extinguisher.
Evade the Entity in the toilet.
Find the screwdriver.
Receive help from an unexpected source.
Unleash the Entity.
Enter the arcade.
Find the flashlight.
Uncover the events of the arcade.
Find the guns.
Defeat the Entity.
Defeat the Source.
Reach the good ending.
Reach the bad ending.
Solve the teddy bear mystery.
Beat the game in under 60 minutes.
Tease the Entity with flashlight.
Read all notes in the game.
Open a coin slot.
Reach the maximum score at JANITOR.