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