Full list of all 27 The Legend of Heroes: Trails in the Sky achievements. It takes around 60-80 hours to unlock all of the achievements on Windows.
Open all non-story-related treasure chests and get every chest phrase.
Complete all achievements.
Complete Chapter 4.
Complete all requests from the Bracer Guild.
Obtain the maximum amount of Bracer Points and achieve the highest Bracer Rank.
Return a certain blond-haired idiot to his boon companion.
Read every issue of the Liberl News.
Opt to fight the final battle without any use of S-Crafts.
Choose Agate, Olivier and/or Zane to join Joshua and Estelle in the final dungeon.
Choose Tita, Kloe and/or Schera to join Joshua and Estelle in the Final Dungeon.
Defeat 2nd Lieutenant Lorence during the battle before the final dungeon.
Collect every armor available in the game.
Collect every weapon available in the game.
Exterminate all 'Big Monsters' along the roads.
Purchase and read all chapters of Carnelia.
Fill the Recipe Book.
Defeat one type of Shining Pom for each chapter.
Open all orbment slots for each character.
Collect every Quartz available in the game.
Complete Chapter 3.
Complete Chapter 2.
Complete all quests at the school campus.
Complete Chapter 1.
Opt to fish all ten times at Valleria.
Complete the Prologue.
Collect 3,000 of each Sepith.
Collect 1,000 of each Sepith.