Full list of all 29 Assault Spy achievements.
The base game contains 28 achievements, and there is 1 DLC pack containing 1 achievements.
Rescue all the trapped Negabot employees
Defeat Officer Joker
Defeat Mr. Assault
Defeat Irene
Learn all of Asaru's skills
Learn all of Amelia's skills
Defeat Mr. Showtime
Defeat Chidori
Defeat Kazama
Get a Battle Result of SSS
Defeat Officer Heart
Defeat Officer Club
Encounter Amelia
Defeat Officer Spade
Defeat 100 enemies
Defeat Officer Diamond
Rescue a trapped Negabot employee
Use the Skill Shop
Defeat 3+ enemies at once
Start the game
Defeat 1,000 enemies
Clear Hard Work Mode
Clear Extreme Mode
Clear Death March Mode
Clear Boss Rush Mode
Clear Spy Must Die Mode
Defeat the Officers in the Executive area
Unlock all achievements
Clear ???