Here is the full list of all 48 Kraken Academy!! achievements.
Collect 75,000 shlotinki.
Smash 1000 things.
Witness the end of the world.
Get a score of 20 or more in Dimitri's challenge.
Summon a poop demon.
Pull all the levers in the boss's office.
Beat Yuki and Wendy's challenges on hard.
Bounce on a bouncy castle.
Collect all furniture.
Complete all side quests.
Befriend Kostadin.
Befriend the Janitor.
Go on all the dates.
Befriend Vladimir.
Befriend Nikolai.
Dig up all piles of dirt in one time loop.
Befriend the Hobo Guy.
Befriend Patitsa.
Befriend Jean.
Befriend Ms. Markova.
Befriend the Cafeteria Lord.
Travel back to Monday 5 times.
Put furniture into every slot in your room.
Collect 175 bottles in one go.
Befriend Dimitri.
Save Kraken Academy from doom and destruction.
Pet a cat.
Free the Drama Club spirit.
Call your Mom 8 times.
Befriend Pierre.
Wash your hands in 4 different sinks.
Collect all club cards.
Free the Sports Club spirit.
Get the drama club uniform.
Collect 10,000 shlotinki.
Score a goal in the gym.
Free the Art Club spirit.
Befriend Broccoli Girl.
Smash 250 things.
Get the cultist robes.
Befriend Ana.
Convert 3 bottlemachines to the cause in one time loop.
Free the Music Club spirit.
Get the skeleboner costume.
Befriend Simona.
Get the penguin costume.
Gain the power to travel back in time.
Collect 75 bottles in one go.