Here is the full list of all 54 Arcade Paradise achievements. It takes around 40-50 hours to unlock all of the achievements on Windows.
Do nothing all day.
$250,000 in the safe
Unlock and listen to all the songs on the jukebox
Purchase all personal upgrades
Listen to 10 messages on the answer machine
Pass out in the arcade 10 times
Complete 99 to do list items
Complete a game of Solitaire
complete all goals on 15 machines
Pass out in the toilet
Fully upgrade your craft in Spacerace
Find and remove 100 pieces of gum
Clock Vostok 2093 once
Kill 9999 zombies in Zombat 2
Land the plane 9 times in UFO Assault
Unlock and use the NTV Player
Replace the King Wash facia and make your father proud
62 69 74 2e 6c 79 2f 49 71 54 36 7a 74
Unlock endless mode in Slime Pipes
Beat Jimmy Goldman in Knuckles and Knees
Have at least one of each colour ball in play on Graffiti Ballz
Clear any song with a perfect score on Cyber Dance
Complete 60 goals
Beat all the high scores on Brick, Toad, Racer, Flyguy and Snake in Knuckles and Knees
Get to level 3 on adventure mode in Bomb Dudes
Buy all upgrades in Strike Gold
Complete Barkanoid
Uncover all conspiracies in Blockchain
Lose everything and end up working at the Bestwurst
Inflict 5000 damage on the toilet
Drop 15 balls in one move on Bugai
Visit all of the tourist destinations in Bugai
Clear all 3 cities in Racer Chaser
Thump 333 Gophers
Shrink the King Wash to expand Arcade Paradise
Kill 99 Zombies with each weapon in Zombat 2
Have a daily income of over 2500
Pass level 3 of Line Terror
Complete 30 goals
Summon Woodguy Jr in Attack Vector
After upgrading footwear and glasses stare, zoomed in at the floor for 3 seconds
Feed the Princess in Woodgal's Adventure.
Debug an Arcade Machine
Complete all objectives for 3 days running
complete all goals on a machine
Complete 10 goals
Bin 250 pieces of trash.
Wait a second... I'd recognise that voice anywhere!
"...You Knew? How did you know that?!"
Set all machines to max price per play.
Get 3 consecutive S-Ranks throwing garbage into the dumpster
Purchase and recieve delivery of your first new Arcade Machine
Empty all 4 hoppers at the start of the game
Enter the Laundrette