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