Here is the full list of all 36 GRANDIA HD Remaster achievements.
Defeat the Leviathan.
Collect all 18 Mana Eggs
Defeat the Kung Fu Master.
Defeat the Lord's Ghost.
Defeat 2500 monsters
Gadwin has joined the party.
Deliver Francois's letter to Clara.
Found the other stowaway.
Get your allowance from Mom.
Sue has joined the party.
Defeat Gaia
Defeated Gaia Trent
Acquire the Spirit Sword
Arrive in Alent.
Defeat 1000 monsters
Escape the Grandeur and General Baal.
Collect 250,000 gold
Acquire the Horn of Knowledge.
Become friends with Rapp.
Defeat Gaia Battler.
Defeat the Massacre Machine Twice.
Acquire the Medal of Wisdom.
Defeat the Klepp King.
Reach the top of the End of the World.
Find the Sacred Nectar.
You stole a train?
Defeat Ganymede.
Win 50 battles.
Become adventurers with Feena.
You sank the Ghost Ship.
Find the first Mana Egg.
Do a good job swabbing the deck.
Defeat the Orc King.
Level up for the first time.
Acquire the Spirit Stone.
Win your first battle.