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