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