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