Here is the full list of all 38 Hero of the Kingdom achievements. It takes around 4-5 hours to unlock all of the achievements on Windows.
Catch 160 fish.
Rest 50 times in a camp.
Hunt down 65 wild animals.
Own 5,000 gold coins.
Make 25 sun solutions.
Catch 80 fish.
Gather 15 barrels of algae.
Find 12 pearls.
Pick 45 herbs.
Destroy the Dark Lord.
Fight 12 battles.
Have 350 fame.
Find 12 treasures.
Heal five people.
Gather 40 sacks of night flowers.
Help two ghosts.
Learn an expert skill.
Hunt down 25 wild animals.
Find father.
Find 30 lost crates and barrels.
Own 500 gold coins.
Build or repair 10 structures.
Find 25 crayfish.
Find 150 mushrooms.
Become a soldier.
Have 100 fame.
Learn an advanced skill.
Get a boat.
Finish the water mill.
Learn three skills.
Get a weapon.
Make a barter.
Leave the home farm.
Saw 10 pieces of wood.
Get working tools.
Find 300 mushrooms.
Find 140 eggs.
Find 60 lost crates and barrels.