Here is the full list of all 82 HoloCure - there are Save the Fans! achievements.
Defeat the Boss of Stage 3 (Hard)
Get 10 combos in the fishing minigame.
Catch a Shiny Fish
Use the Golden Hammer
Huh?
Cook a dish.
Harvest a plant.
Steal a fish from another member.
Go to Holo House
Don't take any damage for 5 minutes.
Defeat the Boss of Stage 4
Complete your first game.
Defeat Fubuzilla.
Defeat the Boss of Stage 1
Defeat the Boss of Stage 2
Defeat the Boss of Stage 3
Defeat the Boss of Stage 1 (Hard)
Defeat the Boss of Stage 2 (Hard)
Clear a Stage in Time Mode
Unlock all characters.
Unlock and use a character's Special.
Destroy a Yagoo statue
Use an anvil
Reach 10 minutes with Cutting Board or related weapons using certain characters.
Complete a stage using Plug-In Type Asacoco
Have 5000 coins.
Clear any stage while using Sake.
Reach level 50 in one game.
Reach level 100 in one game.
Defeat at least 5000 targets in a stage.
Be defeated while using Halu.
Eat over 50 hamburgers in one game.
Deal over 1000 damage in one attack.
Clear a game of Stage Mode without moving at all.
Lose after 10 minutes in a game.
Clear a game of Stage Mode without using Special after unlocking it.
Complete a stage while using Super Chatto Time.
Pet Bubba as Amelia Watson
Get 4 Collab Weapons in 1 game.
Take a total of over 500 damage in one game.
Enhance a weapon once.
Defeat a Yagoo.
Defeat a Golden Yagoo.
Defeat a Silver Yagoo.
Be defeated by a Yagoo.
Open a Super Box.
Drop a super item.
Get a weapon to +10 enhancements.
Fail enhancements 5 times in 1 run.
Fail a +1 > +2 enhancement.
Clear with Halu item level 5.
Survive to 30 minutes with Halu item level 5.
Defeat a 10 or 20-minute Boss in under 10 seconds.
Complete the armory.
Get over 100% crit chance in a single run.
Achieve 1,000,000 score in a single run.
Watch the TV for 10 seconds.
Have 1,000,000 coins.
Deal over 10000 damage in one attack.
Clear a stage in Hardcore Mode.
Clear with only your main weapon.
Leave a boss alive for 5 minutes or more.
Level up 5 times in a row within one second.
Watch the credits to the end.
Complete all achievements. Then go outside.
Annoy another member.
Get 50 combos in the fishing minigame.
Catch at least one of every kind of fish.
Harvest at least one of every kind of crop.
Level a worker to their maximum level.
Get Manager Level 4
Retire a Worker.
Collect 100,000 HoloCoins from workers at once.
Clear a stage with no items.
Clear stage mode without having any Character Skills (Fandom off)
Choose the Haste Stat Up option 10 times when leveling up.
Wait out the entire 15 seconds on Iofi's special without drawing anything
Clear a stage only choosing the first option when leveling up without rerolls.
Clear a Hard stage without taking any damage from projectiles.
Clear a stage with Main Weapon at level 1 only.
Clear a (Hard) stage without taking any Healing Items.
Have over 500 HP in 1 run.