Here is the full list of all 40 Sakuna: Of Rice and Ruin achievements.
Achieve an above-standard taste, stickiness, and hardness when harvesting.
Gather every animal at your home.
Clear the lowest floor of the Amagaeshi Shrine.
Raise your rice level to 50.
Clear the aphid invasion.
Complete the game.
Achieve an above-standard yield when harvesting.
Harvest over 500 rice plants at once.
Deal over 10,000 damage with one attack.
Create 20 kinds of tools at the forge.
Achieve an above-standard aesthetic when harvesting.
Debuff an already-debuffed enemy with a raiment skill.
Explore every last inch of Hinoe Island.
Become fully proficient in one fighting skill.
Eat 50 different types of food.
Trade 1,000 ears with the capital.
Create 10 kinds of garments or headgear at the loom.
Gather from every gathering spot on the island.
Have a dinner comprised of 5 types of alcohol.
Pray for every type of weather.
Practice in the training hall 10 times.
Create fertilizer by throwing in over 100 materials.
Have a dinner comprised of 5 desserts.
Achieve an above-standard aroma when harvesting.
Release 30 hidden powers from equipment.
Collect all agricultural scrolls.
Have a dinner comprised of 5 rice dishes.
Collect all combat scrolls.
Climb to the highest roof of the tallest house.
Talk to someone while carrying the manure pail.
Successfully parry an enemy attack 30 times.
Attempt to have a dinner comprised entirely of water.
Crash 5 enemies together in one fell swoop.
Achieve a crash combo of 3.
Achieve a crash combo of 5.
Rest on the porch in each of the four seasons.
Create white rice with the mortar and pestle.
Have a dinner comprised of all 5 types of courses.
Swing behind an enemy with the divine raiment 100 times.
Swing behind an enemy during an aerial combo twice.