Here is the full list of all 49 HARVESTELLA achievements.
Complete Chapter 10
Destroy all walls with bombs
Eat Dangerous Nitro Sautee at break time
Unlock all jobs
Complete Chapter 9
Complete Chapter 8
Cook HQ Pure Medicinal Porridge
Harvest crops a total of 10,000 times
Complete Chapter 7
Expand the farm to its max size
Rear max livestock and max bond with all
Complete Chapter 6
Earn over 1,000,000 Grilla from shipping
Max out all 4 Break Gauges
Find all caves by digging
Level up your pet to its maximum level
Complete Chapter 5
Complete Chapter 4
Clear 10 floors of the Karenoid
Harvest crops a total of 1,000 times
Harvest a high-quality Islet Watermelon
Catch 20 fish in a day
Expand the farm to level 3
Catch 10 kinds of fish
Complete Chapter 3
Collect 10 Conellu Dolls
Feed your pet for the first time
Cook 5 kinds of meal
Fortify your weapons a total of 5 times
Defeat your first FEAR
Improve closeness 5 times
Rear your first livestock
Complete 5 quests
Catch a size 10 Quotidicrab
Craft 5 kinds of item
Catch your first fish
Complete Chapter 2
Complete Chapter 1
Harvest your first crops
Craft every kind of item
Cook every kind of meal
Catch every kind of fish
Complete all quests
Reach maximum closeness with everyone
Exchange vows with a partner
Collect all Conellu Dolls
Fortify all weapons to max strength
Defeat every kind of FEAR
Overcome the last trial of the Karenoid