Complete the following tasks to unlock the corresponding achievement. To view your achievements and stats in Steam, select "Community", then "My profile", then "View all my games", then the game and view stats.

Achievement	How to unlock
A Fish On Land	Hire Chichi.
Amethyst Rivers	Complete the fourth episode.
As I Lay Dying	Win 100 encounters.
As She Came Riding Through The Dark	Achieve a 100% success in every encounter of the second episode while playing a Volva with a maximum memory.
Avalanche	Complete the Prologue.
Beyond the Pillars	Win the mountain last encounter without losing more than 10% of your life.
Black Ice	Achieve a 100% success in every encounter of the first episode while playing a Volva with a maximum memory.
Blowin' in the Wind	Achieve a 100% success in every encounter of the third episode while playing a Volva with a maximum memory.
Comme Avant, Allumer Le Soleil	Win the last encounter of the Prologue without losing more than 10% of your life.
Falls	Complete the sixth episode.
Genius of the Mountain Pastures	Pass through the mountain's shadow in 4 turns or less.
Ghost In The Cell	Leave the Seid after completing the Difficult Path.
Hunter's Lullaby	Hire ven.
I Fought Against The Bottle	Leave the Seid without taking the Difficult Path.
I Lay Upon A Mountain	Pass through the mountain's shadow in 10 turns or more.
I Stepped Into An Avalanche	Achieve a 100% success in every encounter of the prologue while playing a Volva with a maximum memory.
In My Way To Be Free	Achieve a 100% success in every encounter of the third episode.
Inner Crow	Hire the Crow.
Inner Sea	Achieve a 100% success in every encounter of the second episode.
Les Aubes Sont Navrantes	Sob or Sniff 20 times.
Like A Crow On A Wire	Complete the third episode.
Memories	Win every Memory of the Season I of Winter Voices.
Nowhere Of Me	Complete the second episode.
Overflow	Complete the fifth episode.
Perce-Neige	Achieve a 100% success in every encounter of the prologue.
Pyre Princess	Burn down your shadow in 10 turns or less.
Shadows' Talk	Watch the Funeral Pyre.
Stranger Song	Achieve a 100% success in every encounter of the first episode.
That Time Cannot Decay	Leave the never-ending house without surrendering (!) until the end.
Those Who Have No Name	Complete the first episode.
Through Blood & Writings	Win the secret encounter in 13 turns or less.
Under-Eye Shadows	End the ceremony with the 6 initial vivacious memories still present.
What Is Found	Discover the hidden truth.