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