Here is the full list of all 47 Little Green Girl achievements.
Interstellar romance
Now it's here, and now it's gone!
Am I imagining things?
Nothing else to see here
We still need a couple to observe...
Smoking hot sister!
“Eat me”
A cute bunny for our robo-honey
Three girls in a bath (to say nothing of Roman)
I think I'm into cosplay
Hope you ain't claustrophobic
A shooting star is not a star
Someone like it hot
Roma, stop dawdling around!
That of all the arts the most important for us is the cinema.
Went for the wrong girl…
The girl who was always there
Why break out?
Black suits her
Only courage wasn't enough
Together again
Don't look!
School Lore Knowledge +1
Puppy eyes
Going with the flow
You have the right to remain silent. Anything you say can be used against you!
Our service is as dangerous as it is difficult
Do droids fear enclosed spaces?
E = mc^2
The developers' favorite genre
Love hurts
Swamp gas from a weather balloon was trapped in a thermal pocket…
There's no way back
Aspiring to the blue sky, There's no barrier to fly~
Just a sprinkle of spoilers
My best memory
Newspapers don't burn
Practice makes perfect!
Tanks aren't afraid of dirt!
Not the table, too…
Try not to choke on a fish bone
Just one bite…
Every step you take, I'll be watching you
It's just beginning
Come heeeeeeere!
It's either famine or feast
Complete the first episode