Here is the full list of all 37 Cyber Agent achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Pass Level 1 training.
Pass Level 2 training.
Pass Level 3 training.
Pass Level 4 training.
Pass Level 5 training.
Pass Level 6 training.
Pass Level 7 training.
Pass Level 8 training.
Care for one's subordinates.
Kill 150 enemies.
Kill 300 enemies.
Kill 450 enemies.
Kill 600 enemies.
Kill 750 enemies.
Kill 900 enemies.
Kill 1050 enemies.
Kill 1200 enemies.
Kill Boss.
Take 10 photos.
Take 20 photos.
Take 30 photos.
Take 40 photos.
Help Angela apply sunscreen.
Help Angela chase away the crabs.
Watch a horror movie with Angela.
Date with Angela.
Practice yoga with Mina.
Take pictures for Mina.
Dance with Mina.
Date with Mina.
Date with Angela and Mina together.
Die a Lonely Death