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