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