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