Here is the full list of all 49 Final Fantasy Type-0 HD achievements.
Searched 15 surrendered imperial soldiers.
Defeated a total of 20 enemies in combat simulation sessions.
Completed Chapter 2 "Raise the Vermilion Banner."
Forged a covenant with an Eidolon.
Captured a chocobo.
Won 50 encounters in the overworld.
Harvested 500 phantoma.
Dodged 500 enemy attacks.
Searched 3 surrendered imperial soldiers.
Won a 5-battle chain encounter in the overworld.
Landed Killsight strikes on 100 enemies.
Defeated 300 enemies.
Completed a secret training session.
Hatched 5 chocobos at the chocobo ranch.
Earned an S-Rank on a mission.
Sat in on one of Moglin's lectures.
Completed a mission using only Primed cadets.
Completed an SO.
Cleared 3 missions.
Won an encounter in the overworld.
Talked with the moogles from all thirteen classes.
Harvested 100 phantoma.
Took down 100 imperial soldiers.
Defeated 100 enemies.
Collected 5 Knowing Tags.
Completed Chapter 1 "War - Three Hours That Changed the World."
Completed a mission without allowing any casualties.
Landed Killsight strikes on 20 enemies.
Took down 20 imperial soldiers.
Completed Chapter 3 "Weapons of Mass Destruction."
Completed Chapter 4 "The Last Queen's Return to Oblivion."
Completed Chapter 5 "The First Battle of Judecca."
Completed Chapter 6 "Terra Mortis - Khalia's Decision."
Completed Chapter 7 "Fate of the Crystal - The Endless Battle."
Completed Chapter 8 "Verdict: Finis."
Earned the "An Army of One" bonus.
Earned the "A Lonely Battle" bonus.
Earned the "A Select Few" bonus.
Forged covenants with 6 Eidolons.
Cleared 15 missions.
Avoided the penalty for failing an SO.
Collected 25 Knowing Tags.
Acquired the airship "Setzer."
Shot down 50 enemies with the Setzer.
Captured 30 chocobos.
Hatched 100 chocobos at the chocobo ranch.
Defeated a total of 100 enemies in combat simulation sessions.
Liberated and visited all cities in the Dominion of Rubrum.
Defeated an enemy with the explosion from a fuel tank.