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