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