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