Here is the full list of all 59 Dragon's Dogma: Dark Arisen achievements. It takes around 80-100 hours to unlock all of the achievements on Windows.
Reached LV 200.
Defeated Death in Bitterblack Isle.
Enlisted a large number of pawns.
Directly enlisted a pawn to your party.
Gave 50 presents.
Completed game in Speedrun mode.
Completed the adventure a second time.
Defeated Daimon in his true form.
Obtained 350 pieces total of weapons and armor.
Defeated Daimon for the first time.
Defeated the Dark Bishop in Bitterblack Isle.
Defeated the Gazer in Bitterblack Isle.
Earned a total of 10,000,000G.
Reached LV 100.
Defeated a drake, wyrm, and wyvern.
Defeated a hydra or archydra.
Defeated the Ur-Dragon.
Completed game in Hard Mode.
Put an end to all things.
Completed all pre-planned, non-notice board quests.
Dealt the blow of deliverance.
Took refuge in an illusion.
Soar unto a new world.
Escaped the yoke of eternity.
Visited 150 locations.
Defeated an evil eye.
Peered into the very depths of the world.
Accepted the Godsbane blade.
Strengthened equipment in wyrmfire.
Obtained the almighty power of sovereignty.
Completed the urgent mission.
Defeated 3,000 enemies.
Entered the duke's manse.
Received the duke's commendation.
Completed 50 notice board quests.
Learned all the skills of a single vocation.
Acted as a reliable travel companion.
Entered the Soulflayer Canyon.
Visited 100 locations.
Changed your main pawn's vocation.
Raised a person's affinity to the maximum.
Entered the ancient quarry.
Obtained a forgery.
Helped Madeleine open her shop.
Attended an audience with the duke.
Combined two materials to make an item.
Entered the southwestern caves.
Received a writ from the castle.
Used a Wakestone to restore the dead to life.
Visited 50 locations.
Entered the azure caverns.
Changed your vocation.
Dressed a male party member in women's clothing.
Entered Gran Soren.
Earned the approval of the Enlistment Corps.
Enlisted a pawn to your party from beyond the rift.
Summoned your own pawn.
Departed from Cassardis.
Completed the prologue.