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