Here is the full list of all 44 Tokyo Dark achievements.
Suicide ending
Run out of time in sewer
Revenge Ending
Cat ending
Warehouse ending
Daizo ending
Butterfly club ending
Arrest Ending
Attempt to arrest Reina
Save Reina ending
Leave Tanaka ending
Stay together ending
Bring Tanaka home ending
Mask Bearer ending
Threaten Goto in sewer
Pick lock in police station
Switch off police station cameras
Shoot Reina in sewer
Insanity ending
Hold a hostage
Use force to get contract signed
Take a life
Use force to get information in cat cafe
Use force to get maids to talk
Use force to get information in arcade
Knock out officer Mori
Shoot bamboo in Kamakura
Run from sewer
Draw gun in sewer
Keep a clear head
Purification ending
Don't have the contract signed
Apologize in police station
Helped maids
Discover what happened to the cat food
Help girls in arcade
Respond professionally to Goto in sewer
Use fire alarm in police station
Pass on Saki's letter
Use cherry blossom branch in Kamakura
Enjoy a drink