Here is the full list of all 33 Perception achievements.
Got every other achievement in the game
Completed the game on Scary Mode
Never captured by The Presence
Completed without tapping
Completed every chapter
Completed Chapter 4
Found out what happened to the animals
Found every touchstone
Found all touchstones in Chapter 4
Found Susanna's sanctum
Found 2 Poppets in Chapter 4
Completed Chapter 3
Found all touchstones in Chapter 3
Found Kirby
Found 5 backer letters
Found every poppet
Found 2 Poppets in Chapter 3
Completed Chapter 2
Found all touchstones in Chapter 2
What we do in life...
Turn around…
Found 2 Poppets in Chapter 2
Found all touchstones in Chapter 1
Found backer recording
Is it going to get old?
Best damn bartender
Used the telescope
Completed Chapter 1
Found 2 Poppets in Chapter 1
Got the key from the good Doctor
Found Nanci Chang's takeout menu
Listened to every Dearest Pinky song
Listened to all of Cassie's messages