Here is the full list of all 17 Among Ass achievements.
Repair the ship 100% and at least 3 Regular Ass must remain alive (there must be at least 1 Bad Ass Bot in the game).
Survive the challenge "Survival" over 300 sec.
Complete "Speedrun" challenge.
Complete "Blindness" challenge.
Complete "Killing Floor" challenge.
Try pressing "action" on the table in the central hall.
Stop bad ass with shit mine.
Break any panel playing as Bad Ass.
Kill any ass with Gachi Mode on
Enable Recardo Mode and start game.
There is only one ass on the ship at the start of the game.
Use fart acceleration multiple times in one game.
Fall out into space as a Regular Ass.
Repair the ship by 50%.
Start game with 14 Regular Ass.
Kill Regular Ass with Bad Ass.
Repair any panel on a ship.