Here is the full list of all 41 Kena: Bridge of Spirits achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.
Beat the game on Master difficulty.
Defeat the Corrupted Rot God.
Reach the Mountain Shrine.
Defeat Corrupted Toshi.
Unlock all ability upgrades.
Meditate at all Meditation Spots.
Find all of the Rot.
Find Toshi's Harpoon Relic.
Restore all of the Flower Shrines.
Collect 50 Rot Hats.
Deliver all Spirit Mail.
Find Toshi's Village Crest Relic.
Find Toshi's Incense Relic.
Open all Cursed Chests.
Destroy 3 enemies with a single dash attack.
Learn the Dash Ability.
Defeat the Corrupted Woodsmith.
Find Adira's Village Heart Relic.
Hit 3 critical hit spots in 3 seconds.
Destroy 3 enemies with a single Parry.
Find Adira's Hammer Relic.
Find Adira's Ox Relic.
Discover the Farm.
Destroy an enemy by shooting a Bomb out of the air.
Destroy a Moth enemy with a Bomb.
Learn the Bomb Ability.
Defeat Corrupted Taro.
Find Taro's Lantern Relic.
Hit 3 Enemies with a single Rot Infused Arrow.
Destroy a Mage with its own bomb.
Find Taro's Food Offering Relic.
Hit 3 enemies with a single Multi-shot.
Find Taro's Knife Relic.
Learn the Bow Ability.
Destroy a Shield Sticks without breaking its shield.
Use 5 Rot Actions in a single combat.
Discover the Forest.
Restore a Flower Shrine.
Discover the Village.
Capture a picture in Photo Mode.
Find the first Rot.