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