Here is the full list of all 31 Harvest Moon: A Wonderful Life Special Edition trophies - there are 16 bronze, 9 silver, 5 gold and 1 platinum.
Help the Harvest Sprites find a "nice".
Cook an Entrée.
Acquire some Golden Wool.
Complete the second chapter.
Hybridize two hybrid crops to create something new.
Have a cow give birth to a new calf.
Attend all four festivals.
Plant 20 crops.
Attract a duck to your pond.
Hatch a chicken.
Use the Alarm Clock to wake yourself up.
Collect 10 different records.
Haggle with Van to purchase a goat for less than 4,000G.
Successfully clean Nina's grave.
Fill all of your dog's hearts.
Complete the first chapter.
Produce a bottle of S-grade milk.
Win a milk drinking contest.
Ride a horse for the first time.
Heal a sick animal.
Catch a fish.
Win a game of Territory Capture.
Milk a cow for the first time.
Unlock all trophies.
Construct all of the buildings.
Fill every tool slot in the Toolshed.
Dig up all of the tablets.
Complete the third chapter.
Complete the fourth chapter.
Complete the fifth chapter.
Complete the final chapter.