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