Here is the full list of all 9 KunKunNight achievements.
You can't run away!
Is it just a dream?
Everyone can be the next KunKun!
You're bothering KunKun!
You shoot KunKunKun twice!
KunKun doesn't want you to touch this doll!
Shoot at basket at midnight!
KunKun practices dancing alone late at night!
Can only take a glance...Because...