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