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