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