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