Here is the full list of all 35 STORY OF SEASONS: Friends of Mineral Town achievements.
Catch every type of fish.
Have a total of 5,000,000G at once.
Reach Spring of Year 3.
Catch 50 different types of fish.
Cook 50 different kinds of dishes.
Win the Fluffy Festival.
Own at least 8 cows.
Own at least 8 alpacas.
Own at least 8 sheep.
Ship every type of crop.
Get married.
Successfully confess to every romance option before marriage.
Cook 10 different kinds of dishes.
Breed at least one of every livestock type.
Reach BF255 in a mine.
Reach BF100 in a mine.
Reach BF30 in a mine.
Renovate every building on your farm.
Win the Cluck-Cluck Clash.
Renovate your house twice.
Own at least 4 Angora rabbits.
Reach Spring of Year 2.
Catch 10 different types of fish.
Own at least one of every livestock type.
Have a total of 100,000G at once.
Have a total of 50,000G at once.
Own at least 4 chickens.
Reach Spring of Year 5.
Make 300 offerings to the Harvest Goddess. (1x per day)
Cook every kind of dish.
Ship every type of crop with ★5 quality.
Own 5 pets.
Win the Moo-Moo Festival.
Stay in the Hot Spring for 10 hours straight.
Eat at least one of every type of dish you can make.