Here is the full list of all 49 The Legend of Heroes: Trails from Zero achievements.
Completed the Finale, 'Crossbell's Longest Day.'
Forged a strong bond with Elie.
Achieved 500 victories in battle.
Completed Chapter 4, 'Creeping Wisdom.'
Defeated 8 enemies at once.
Defeated Org Virage for the extermination request.
Defeated Dark Legend for the extermination request.
Defeated Vizou for the extermination request.
Completed Chapter 3, 'Crossbell Anniversary Festival.'
Attended the Schwarze Auction with Elie.
Achieved 100 pre-emptive attacks.
Completed Chapter 2, 'Golden Sun, Silver Moon.'
Recovered from critical condition in battle.
Completed Chapter 1, 'Afternoon of the Wolves.'
Achieved 100 victories in battle.
Completed a chapter without suffering K.O. in battle.
Completed a chapter without fleeing from battle.
Completed the Prologue, 'Special Support Section.'
Received the Detective Notebook.
Mastered Trails from Zero and earned every achievement.
Became a 1st Class Detective.
Collected all information in the Combat Notebook.
Completed all quests.
Obtained all recipes.
Collected all quartz.
Collected all Back Alley Doctor Glenn and Crossbell Times.
Collected all decorations and Enigma covers.
Opened every treasure chest.
Caught all fish.
Created all supreme dishes.
Created all peculiar dishes.
Had one million mira or more.
Played for over 100 hours.
Created the strongest weapon.
Raised any one character to level 50.
Achieved 1000 victories in battle.
Defeated over 2000 enemies.
Used 100 S-Breaks.
Canceled 100 enemy arts or crafts.
Won a battle with a tactical bonus of ×3.00 or more.
Won 3 chained battles.
Completed the game with all party less than or equal to level 40.
Completed the game on hard difficulty or higher.
Completed the game on nightmare difficulty.
Defeated Regna Veriel.
Attended the Schwarze Auction with Tio.
Attended the Schwarze Auction with Randy.
Forged a strong bond with Tio.
Forged a strong bond with Randy.