Here is the full list of all 49 Final Fantasy Type-0 HD achievements.
Defeated an enemy with the explosion from a fuel tank.
Won a 5-battle chain encounter in the overworld.
Landed Killsight strikes on 100 enemies.
Harvested 500 phantoma.
Hatched 5 chocobos at the chocobo ranch.
Won 50 encounters in the overworld.
Completed Chapter 2 "Raise the Vermilion Banner."
Took down 100 imperial soldiers.
Forged a covenant with an Eidolon.
Collected 5 Knowing Tags.
Completed an SO.
Defeated 300 enemies.
Searched 3 surrendered imperial soldiers.
Harvested 100 phantoma.
Landed Killsight strikes on 20 enemies.
Earned an S-Rank on a mission.
Cleared 3 missions.
Defeated 100 enemies.
Completed a mission without allowing any casualties.
Won an encounter in the overworld.
Completed Chapter 1 "War - Three Hours That Changed the World."
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.
Dodged 500 enemy attacks.
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 a chocobo.
Captured 30 chocobos.
Hatched 100 chocobos at the chocobo ranch.
Completed a secret training session.
Defeated a total of 20 enemies in combat simulation sessions.
Defeated a total of 100 enemies in combat simulation sessions.
Liberated and visited all cities in the Dominion of Rubrum.
Sat in on one of Moglin's lectures.
Talked with the moogles from all thirteen classes.
Completed a mission using only Primed cadets.
Searched 15 surrendered imperial soldiers.