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