Beat the game within 5 minutes.
Beat the game without making a single mistake.
Walked 10,000 steps.
Found all anomalies.
Stared at the person peeking at you from behind a door for 5 seconds.
Went out from Exit 8.
Found 10 anomalies.
Found 20 anomalies.
Went outside with the stairs anomaly at Exit 0.
Stared at the middle-aged man for 5 seconds while he was standing still.