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