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