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