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