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 Speedrun mode.
Reached LV 200.
Defeated Daimon in his true form.
Defeated Daimon for the first time.
Defeated the Dark Bishop in Bitterblack Isle.
Reached LV 100.
Defeated Death in Bitterblack Isle.
Enlisted a large number of pawns.
Completed game in Hard Mode.
Completed the adventure a second time.
Defeated the Ur-Dragon.
Obtained 350 pieces total of weapons and armor.
Earned a total of 10,000,000G.
Defeated 3,000 enemies.
Gave 50 presents.
Defeated the Gazer in Bitterblack Isle.
Visited 150 locations.
Learned all the skills of a single vocation.
Completed 50 notice board quests.
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.
Defeated a drake, wyrm, and wyvern.
Defeated a hydra or archydra.
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.
Entered the duke's manse.
Received the duke's commendation.
Entered the Soulflayer Canyon.
Raised a person's affinity to the maximum.
Visited 100 locations.
Attended an audience with the duke.
Acted as a reliable travel companion.
Changed your vocation.
Entered the southwestern caves.
Dressed a male party member in women's clothing.
Helped Madeleine open her shop.
Obtained a forgery.
Directly enlisted a pawn to your party.
Changed your main pawn's vocation.
Used a Wakestone to restore the dead to life.
Visited 50 locations.
Received a writ from the castle.
Entered the ancient quarry.
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.