Here is the full list of all 35 Kona achievements. It takes around 12-15 hours to unlock all of the achievements on Windows.
Complete the game without using vehicles (past the Store).
Find every house and cabin in the village.
Find all crossbow bolts.
Find all talismans.
Find all documents.
End the unfinished chess games.
Complete the game without drinking any alcohol.
Find all campfires in the wild.
Take all pictures needed for the investigation.
Throw a steak at a strange creature.
Shoot the Wendigo with the rifle.
Find all evidence tied to Hamilton's death.
Shoot a flare at night.
Clear the boulders near the Lachances' house.
Find three talismans.
Get rid of wolves without killing.
Light a dark area with the lantern.
In typical Canadian fashion, Carl left $10 for the cutoff chain.
Complete the game.
Complete the game without smoking any cigarettes.
Complete the game without firing any firearms shot.
Find Hamilton's killer.
Collect the 10 letters from Martin Blais' treasure hunt.
Get rid of the ice wall.
Find the rifle.
Complete Réjean Blouin's vision.
Repair the snowmobile.
Send a radio message with a big antenna.
Complete Jean-Guy Lamothe's vision.
Activate the spaceship.
Find a winter coat to keep you warm.
Complete Gisèle Lachance's vision.
Complete Gilles Lachance's vision.
Take a picture needed for the investigation.
Reach the General Store.