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