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