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