Here is the full list of all 30 OASIS: Tokyo achievements.
Kill the target in a single target bounty mission first, less than 60 seconds into the mission.
Die for the first time.
Finish a defense mission with the objective taking no damage.
Get the bad ending on a save.
Get the canon ending on a save.
Get an ending on a permadeath save.
Get an ending in the quick endgame mode.
Reach stage 3 in endgame.
Have an enemy die via friendly fire from another enemy.
Finish a mission successfully in under 60 seconds start-to-finish 10 times. (Shared across all saves)
During the slums escape in the Oasis search, only kill the boss.
Get your first 10 kills. (Shared across all saves)
Get 500 kills in a single save.
Get 1000 kills in a single save.
Open a locked container.
Reach Player Level 10 in a save.
Reach Player Level 30 in a save.
Reach Player Level 50 in a save.
Reach max reputation level in a save.
Reach max reputation level in a save that has the Hardcore play mode with permadeath and ironman on.
Reach max reputation level in a save where every mission was played on Expert or higher.
Reach max reputation level in a permadeath save.
Complete a retrieval mission without killing any enemies.
During the metro escape in the Oasis search, escape on the second train.
Reach minute 30 in the Cleaner mode.
Get 50 mission wins with 5 or less deaths in a single save.
Return from your first successful mission. (Shared across all saves)
Reach 300 total mission wins. (Shared across all saves)
Get 100 mission wins in a single save.
Get 50 mission wins in a single permadeath save.