Here is the full list of all 40 Bubbaruka! achievements.
Start looking under the surface.
Find the hidden birthday room.
Buy a soda from the vending machine.
Follow the message in the video and look behind the vending machine.
Complete both piano puzzles.
Finish Tomo's area.
Return to Tomo's area using the Vault.
Unlock the first Vault.
Find the secret hideout under the restrooms.
Unlock the second Vault.
Open the third Vault.
Finish Miboo's area.
Finish Flou's area.
Use the generator restore power while Arti is hunting for you.
Read all the letters in the Mailroom.
Have every bathroom stall in the office open at once.
Unlock all keycard reader doors in the office building.
Die... a lot.
Escape from Warn in the first person Flou minigame using the camera flash.
Have over 10 of each type of food item.
Have 900 coins in your inventory at one time.
Find the knife.
Defeat the final boss without losing a single hitpoint.
Kill Onaga once and for all.
Finish the bad ending.
Achieve the true ending.
Listen to all of Tomo's dialogue.
Listen to all of Miboo's dialogue.
Listen to all of Flou's dialogue.
Own all post-game weapons.
Kill all post-game monsters.
Close all glitch rifts in the game.
Hit enemies with the slingshot 30 times.
Kill both Eyeball enemies in the game.
Rehabilitate and tame all capturable bubbies.
Own all enhanced items of clothing.
Have at least 3 items of furniture in your house.
Drink 20 sodas.
Finish every single task in the post-game.