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 firing any firearms shot.
Clear the boulders near the Lachances' house.
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.
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 campfires in the wild.
Find all crossbow bolts.
End the unfinished chess games.
Find every house and cabin in the village.
Find all documents.
Collect the 10 letters from Martin Blais' treasure hunt.
Get rid of the ice wall.
Shoot a flare at night.
Find three talismans.
Find all talismans.
Repair the snowmobile.
Light a dark area with the lantern.
Activate the spaceship.
Complete Jean-Guy Lamothe's vision.
Send a radio message with a big antenna.
Get rid of wolves without killing.
Find the rifle.
Complete Réjean Blouin's vision.
Find a winter coat to keep you warm.
Complete Gilles Lachance's vision.
Complete Gisèle Lachance's vision.
Take a picture needed for the investigation.
Reach the General Store.