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