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