Here is the full list of all 41 Kena: Bridge of Spirits achievements. It takes around 15-20 hours to unlock all of the achievements on Windows.
Destroy a Mage with its own bomb.
Hit 3 Enemies with a single Rot Infused Arrow.
Destroy 3 enemies with a single dash attack.
Beat the game on Master difficulty.
Defeat the Corrupted Rot God.
Unlock all ability upgrades.
Destroy 3 enemies with a single Parry.
Reach the Mountain Shrine.
Defeat Corrupted Toshi.
Collect 50 Rot Hats.
Restore all of the Flower Shrines.
Find all of the Rot.
Meditate at all Meditation Spots.
Find Toshi's Harpoon Relic.
Deliver all Spirit Mail.
Find Toshi's Village Crest Relic.
Find Toshi's Incense Relic.
Open all Cursed Chests.
Learn the Dash Ability.
Destroy an enemy by shooting a Bomb out of the air.
Defeat the Corrupted Woodsmith.
Find Adira's Village Heart Relic.
Hit 3 critical hit spots in 3 seconds.
Destroy a Moth enemy with a Bomb.
Find Adira's Hammer Relic.
Find Adira's Ox Relic.
Discover the Farm.
Learn the Bomb Ability.
Defeat Corrupted Taro.
Find Taro's Lantern Relic.
Capture a picture in Photo Mode.
Find Taro's Food Offering Relic.
Hit 3 enemies with a single Multi-shot.
Destroy a Shield Sticks without breaking its shield.
Find Taro's Knife Relic.
Learn the Bow Ability.
Use 5 Rot Actions in a single combat.
Discover the Forest.
Restore a Flower Shrine.
Discover the Village.
Find the first Rot.