Here is the full list of all 19 NEKOPARA Vol. 4 achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Petted Fraise
Clear Chapter 6
Clear Chapter 5
Try playing it in Japanese!
Try playing it in Chinese!
Boing Boing
Petted Chocola
Petted Azuki
Clear Chapter 4
Petted Shigure
Clear Chapter 3
Petted Cinnamon
Petted Maple
Clear Chapter 2
Petted Vanilla
Petted Coconut
Clear Chapter 1
Try playing it in English!
Good morning