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