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