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