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