Here is the full list of all 20 DRAGON QUEST BUILDERS achievements.
Awarded for building your first room.
Awarded for escaping from your tomb and heading out on your adventure.
Awarded for completing the Cantlin chapter.
Awarded for completing the Rimuldar chapter.
Awarded for completing the Kol & Galenholm chapter.
Awarded for completing the Tantegel chapter.
Awarded for completing every challenge in the Cantlin chapter.
Awarded for completing every challenge in the Rimuldar chapter.
Awarded for completing every challenge in the Kol & Galenholm chapter.
Awarded for completing every challenge in the Tantegel chapter.
Awarded for completing 10 blueprints.
Awarded for crafting 200 times.
Awarded for defeating 500 monsters.
Awarded for smashing 1000 objects.
Awarded for placing 2000 objects.
Awarded for obtaining 5 accessories.
Awarded for finding 20 room recipes.
Awarded for consuming 8 types of food.
Awarded for using a wrecking ball to take out 4 enemies at the same time.
Awarded for unlocking every achievement.