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.
Complete the game without drinking any alcohol.
Complete the game without smoking any cigarettes.
Complete the game without firing any firearms shot.
Shoot the Wendigo with the rifle.
Throw a steak at a strange creature.
Find Hamilton's killer.
Take all pictures needed for the investigation.
Find all campfires in the wild.
Find all talismans.
Find all crossbow bolts.
End the unfinished chess games.
Find every house and cabin in the village.
Get rid of the ice wall.
Shoot a flare at night.
Clear the boulders near the Lachances' house.
Collect the 10 letters from Martin Blais' treasure hunt.
Find three talismans.
Find the rifle.
Complete Réjean Blouin's vision.
Repair the snowmobile.
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.
Light a dark area with the lantern.
Get rid of wolves without killing.
Complete Gisèle Lachance's vision.
Complete Gilles Lachance's vision.
In typical Canadian fashion, Carl left $10 for the cutoff chain.
Take a picture needed for the investigation.
Reach the General Store.
Complete the game without using vehicles (past the Store).
Find all evidence tied to Hamilton's death.
Find all documents.