Here is the full list of all 64 Winter Voices achievements.
Sob or Sniff 20 times.
Win 50 encounters.
Leave the Seid without taking the Difficult Path.
Leave the Seid after completing the Difficult Path.
Hire the Crow.
Hire Ven.
Hire Chichi.
Win every Memory of the Season I of Winter Voices.
Leave the never-ending house without surrendering (!) until the end.
Win the last encounter of the Prologue without losing more than 10% of your life.
Watch the Funeral Pyre.
Complete the Prologue.
Complete the first episode.
Complete the second episode.
Complete the third episode.
Complete the fourth episode.
Complete the fifth episode.
Complete the sixth episode.
Achieve a 100% success in every encounter of the prologue.
Achieve a 100% success in every encounter of the prologue while playing a Volva with a maximum memory.
Achieve a 100% success in every encounter of the first episode.
Achieve a 100% success in every encounter of the first episode while playing a Volva with a maximum memory.
Achieve a 100% success in every encounter of the second episode.
Achieve a 100% success in every encounter of the second episode while playing a Volva with a maximum memory.
Achieve a 100% success in every encounter of the third episode.
Achieve a 100% success in every encounter of the third episode while playing a Volva with a maximum memory.
In the village at the foot of the mountain, win the secret encounter in 10 turns or less.
End the ceremony with the 6 initial vivacious memories still present.
Pass through the mountain's shadow in 4 turns or less.
Pass through the mountain's shadow in 10 turns or more.
Burn down your shadow in 10 turns or less.
Win the mountain last encounter without losing more than 10% of your life.
Complete the fourth episode without activating any Inferno or hidden Inferno.
Complete the fourth episode after having eliminated every opponent when it was possible.
Complete the Hall of the Invisible Kingdom in 4 turns or less.
It was only a short moment...
Achieve a 100% success in every encounter of the fourth episode.
Achieve a 100% success in every encounter of the fourth episode while playing a Volva with a maximum memory.
Obtain the best score in every major quest of the boat. (Knots, Loading, Rhum)
Obtain the worst score in every major quest of the boat. (Knots, Loading, Rhum)
Nice boat. Nom nom nom.
Achieve a 100% success in the third encounter of the prologue (departure of the father) after walking on the "Summer Scent".
Complete the "Secret of the Norns Quest" (DLC) with 100% success in every battle.
Achieve a 100% success in every encounter of the fifth episode.
Achieve a 100% success in every encounter of the fifth episode while playing a Volva with a maximum memory.
Sadly there is no voiceover for this.
Finish the "Winter Voices, II" encounter in less than 18 turns.
In the "When I Was Little" encounter, make the memories transform next to you.
Be sick at least once.
In the "Questions" encounter, finish with 140% success or more.
In the "Desert, III" encounter, finish with more than 120% success.
Achieve a 100% success in every encounter of the sixth episode.
Achieve a 100% success in every encounter of the sixth episode while playing a Volva with a maximum memory.
Win the Secret of the Norns encounter without killing any enemy.
In the third phase of the "Life" encounter, survive 1 minute. This achievement won't be granted if you're under the protection of "Then We'll Come From The Shadow".
Here's an achievement for not falling asleep.
Win the last battle of the first season by denying all the shadows statements.
During an encounter with them, get hit by an Uncertain Mystery at a distance of 10 or more.
Complete the whole Season 1 of Winter Voices.
Complete the whole Season 1 of Winter Voices while playing a Volva.
Complete the whole Season 1 of Winter Voices while playing a Huntress.
Complete the whole Season 1 of Winter Voices while playing a Weaveress.
Complete the whole Season 1 of Winter Voices with more than 500 memory.
Complete the whole Season 1 of Winter Voices without any friend. (Imaginary Friend counts as a friend)