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