Full list of all 30 Chill Corner achievements. It takes around 20-25 hours to unlock all of the achievements in the base game on Windows.
The base game contains 25 achievements, and there is 1 DLC pack containing 5 achievements.
Decorating your custom room
Placing a christmas tree
Studying or working for 3 hour
Chilling in one hour
Chilling in 30 minutes
Placing a tree or tree pot
Creating your custom album
Place a decorator
Unlock a decorator
Creating a todo task
Choosing to shuffle play an album
Choosing to loop your faviroutite track
Choosing to next or previous track
Chilling in 5 minutes
Changing to another room
Choosing a pet
Choosing a character
Feediing a pet
Choosing to pause your activity
Choosing sunny weather
Choosing swnovy weather
Choosing a weather
Choosing rain weather
unlock all decorators
Spending more than 24 hour in Chill Corner
Unlock all stickers
Replying an email with a sticker
Sending an email
Petting your pet
Reading some letters