Here is the full list of all 20 NEKOPARA Vol. 2 achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Clear Chapter 7
Clear Chapter 6
Clear Chapter 5
Clear Chapter 4
Clear Chapter 3
Clear Chapter 2
Clear Chapter 1
Petted Milk
Petted Cinnamon
Petted Maple
Petted Chocola
Petted Vanilla
Petted Azuki
Petted Shigure
Welcome to NekoPara!
Petted Coconut
Try playing it in Chinese!
Try playing it in Japanese!
Try playing it in English!
Bouncy, bouncy~