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