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