Here is the full list of all 31 Hokko Life achievements.
Get all other achievements
Compete in 4 fishing tournaments
Complete 10 fishing challenges
Complete your first multi ingredient recipe request
Grow 16 unique Vegetables
Unlock the expansion to the farm
Catch 20 unique types of fish
Grow 6 unique Fruits
Visited all mainland locations
Decorate your own Christmas Tree
Redecorate the interior and exterior of a house
Explore all floors of the mine
Catch 20 unique types of bugs
Create 20 designs
Create a design that uses at least 1 piece from 10 different piece packs
Download an item from another players online store
Travel to the city center
Have 10 user-designed objects in your home
Design an original item and place it in your own house
Make a stone bed
Unlocked all design tool features
Plant 50 trees
Catch a Boot
Meet the Fisher
Build your first house
Meet the Bug Catcher
Sleep in someone elses bed
Move in your first villager
Build a bridge to cross the river
Renovate a home for yourself
Complete Meeting Villagers