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