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