Here is the full list of all 18 BlueberryNOVA achievements.
You have a relationship with Eva and Yuki
You did not start a relationship
Relations with Eva
Relations with Yuki
What happened between you and Yuki just a random
You did not start a relationship x2
You approached a stranger in the park and offered her your kerchief
Eva suddenly embrace you
What is it?
You did not go to the girl in the park
You had a nightmare
Your first day in college
You drink this!
Thanks for reading
Are you a cook
You found a note