Here is the full list of all 53 The Legend of Heroes: Trails into Reverie achievements.
Obtained all achievements.
Achieved 1500 victories in battle.
Raised any master quartz to level 15.
Accomplished all Master Missions and received compensation. (Excludes Coda Content)
Cleared the game on Nightmare difficulty.
Opened all treasure boxes. (Excludes Reverie Corridor Daydreams)
Completely filled the battle section of the notebook. (Excludes Coda Content)
Completely filled the character section of the notebook. (Excludes Coda Content)
Had all daydreams. (Excludes Coda Content/DLC Episodes)
Performed 100 Rushes.
Enjoyed all activities in the Beachside Vac-Cay Daydream.
Cleared Finale - Hope in Reverie.
Completely filled the books section of the notebook. (Excludes Marksman of the Moonless Morn)
Cleared Rean's Route: Act IV - Zeroth Hour.
Collected 55 types of master quartz.
Won against all opponents in Pom! Pom! Party!
Earned 2,000,000+ mira.
Won against all opponents in Vantage Masters. (Excludes Gold Sealing Stone and VM Dojo Characters)
Conquered 9 Trial Doors.
Bore witness to a certain conversation.
Collected 6 types of Lost Arts quartz.
Initiated 300 advantageous encounters. (Includes Double and Triple Advantage)
Went into the final battle equipped with evidence needed to discern the truth.
Forged 3 types of weapons with Black Zemurian Ore.
Performed 50 United Front Heals.
Cast 100 United Front Arts.
Completely filled the fishing section of the notebook. (All 26 Species of Fish + Rod Lv. Max)
Completely filled the recipe section of the notebook. (Excludes Coda Content)
Enacted 100 United Front Attacks.
Reached Liberation Rank S.
Achieved 500 victories in battle.
Raised any two characters to Link Level 7.
Cleared C's Route: Act IV - Elysium.
Cleared Lloyd's Route: Act IV - Will, Tempered by Dusk.
Performed 500 assists.
Induced 800 break states.
Cleared C's Route: Act III - Light in the Dark.
Cleared Lloyd's Route: Act III - Illusions Shattered.
Enacted 100 Brave Orders.
Cleared Rean's Route: Act III - Cruel Blue Skies.
Defeated 8 enemies at once.
Performed 50 Bursts.
Cleared Lloyd's Route: Act II - Lost Heroes.
Cleared Rean/C's Route: Act II - Vermillion Muck and Mire/Slinking in the Shadows.
Achieved 100 victories in battle.
Used arts that target an enemy's weak point 100 times.
Performed 100 S-Crafts.
Cleared ???'s Route: Act I - Evening of Encounters.
Cleared Rean's Route: Act I - As the Snow Thaws.
Cleared Lloyd's Route: Act I - Signing Ceremony.
Won a battle with a tactical bonus of x3.0 or greater.
Cleared Prologue - Operation: Liberate Crossbell.
Began the operation to liberate Crossbell.