Full list of all 107 GLASS achievements.
The base game contains 26 achievements, and there are 9 DLC packs containing 81 achievements.
Iris Gallery Open
Michelle Gallery Open
Renki Gallery Open
Renki Puzzle 100%, Voice Acquisition 70%
Michelle Puzzle 100%, Voice Acquisition 70%
Michelle Puzzle 200%
100% All Illustrations Collected
Michelle Puzzle 100%
Michelle Voice Acquisition 50%
Michelle Puzzle 1st Stage Clear
Iris Puzzle 100%
Iris Puzzle 200%
Iris Voice Acquisition 50%
Iris Puzzle 1 Stage Clear
Renki Puzzle 100%
200% Renki Puzzle
Renki Voice Acquisition 50%
Renki Puzzle 1st Stage Clear
Iris Puzzle 100%, Voice Acquisition 70%
Renki Voice Acquisition 100%
Iris Voice Acquisition 100%
Michelle Voice Collection 100%
Achieve all the achievements except 100% Voice Achievement of Voice
Completion of all achievements including Unlock
Completed gathering of 24 achievements
View GLASS Step Roll
Celes Gallery Open
Celes Puzzle 200%
Celes Puzzle 100%, Voice Acquisition 70%
Celes Puzzle 100%
Celes Voice Acquisition 50%
Celes Puzzle 1st Stage Clear
Celes Voice Collection 100%
Completion of Celes all achievements including Unlock
Frina Gallery Open
Frina Puzzle 100%
Frina Puzzle 200%
Frina Puzzle 100%, Voice Acquisition 70%
Frina Voice Acquisition 50%
Frina Puzzle 1st Stage Clear
Frina Voice Collection 100%
Completion of Frina all achievements including Unlock
Inoka Gallery Open
Inoka Puzzle 100%
Inoka Puzzle 200%
Inoka Puzzle 100%, Voice Acquisition 70%
Inoka Voice Acquisition 50%
Inoka Puzzle 1st Stage Clear
Inoka Voice Collection 100%
Completion of Inoka all achievements including Unlock
Kasumi Gallery Open
Kasumi Puzzle 200%
Kasumi Puzzle 100%, Voice Acquisition 70%
Kasumi Puzzle 100%
Kasumi Voice Acquisition 50%
Kasumi Puzzle 1st Stage Clear
Kasumi Voice Collection 100%
Completion of Kasumi all achievements including Unlock
Lena Gallery Open
Lena Puzzle 100%, Voice Acquisition 70%
Lena Puzzle 100%
Lena Puzzle 200%
Lena Voice Acquisition 50%
Lena Puzzle 1st Stage Clear
Lena Voice Collection 100%
Completion of Lena all achievements including Unlock
Get GLASS OST
Achieve all achievements of Petit Iris
Achieve all Petit achievements
Open Petit Iris Gallery
Open Petit Michelle Gallery
Achieve all achievements for Petit Michelle
Petite Renky Gallery Open
Achieve all Petit Renki achievements
100% Petit Renky Puzzle
Petite Renky Puzzle 200%
Petite Renky Puzzle Stage 1 Clear
Petit Michel Puzzle 200%
100% Petit Michel Puzzle
Petit Michelle puzzle stage 1 clear
100% Petit Iris Puzzle
Petit Iris Puzzle 200%
Petit Iris Puzzle Stage 1 Clear
Eily Gallery Open
Eily Puzzle 100%, Voice Acquisition 70%
Eily Puzzle 100%
Eily Puzzle 200%
Eily Voice Acquisition 50%
Eily Puzzle 1st Stage Clear
Eily Voice Collection 100%
Completion of Eily all achievements including Unlock
Petit(Part2) Lena Puzzle Stage 1 Clear
100% Petit(Part2) Lena Puzzle
Petit(Part2) Lena Puzzle 200%
Open Petit(Part2) Lena Gallery
Achieve all achievements of Petit(Part2) Lena
Petit(Part2) Eily Puzzle Stage 1 Clear
100% Petit(Part2) Eily Puzzle
Petit(Part2) Eily Puzzle 200%
Open Petit(Part2) Eily Gallery
Achieve all achievements of Petit(Part2) Eily
Petit(Part2) Celes Puzzle Stage 1 Clear
100% Petit(Part2) Celes Puzzle
Petit(Part2) Celes Puzzle 200%
Open Petit(Part2) Celes Gallery
Achieve all achievements of Petit(Part2) Celes
Achieve all Petit(Part2) achievements