Here is the full list of all 29 Edna & Harvey: Harvey's New Eyes achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
I hate mini games!
Lilli's arms were too short.
I hear someone singing ...
Droggeljug!
If in doubt - give him a clout!
Did someone here order a pizza?
Row, kid! Row for your life!
They don't really have quicktime events in this game, right?
Even the sun follows my command!
I need more coffee! More!
That doesn't apply to me.
Aaaargh!
I think I've been here before ...
Floating in the summer sky.
Shibuya power!
How's that supposed to help?
I don't need no tutorial!
Multiple endings? I need to see 'em all.
Finish chapter three.
Defeat all Harveys.
Defeat the Mother Superior.
Sleep!
Finish chapter two.
Hoo hoo. Whit woo. Terwit terwoo.
Find the right path.
Justice prevails.
Finish chapter one.
X marks the spot.
Help the old man.