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