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.
Raised a person's affinity to the maximum.
Put an end to all things.
Dealt the blow of deliverance.
Escaped the yoke of eternity.
Visited 150 locations.
Defeated an evil eye.
Defeated a hydra or archydra.
Completed 50 notice board quests.
Peered into the very depths of the world.
Accepted the Godsbane blade.
Used a Wakestone to restore the dead to life.
Strengthened equipment in wyrmfire.
Obtained the almighty power of sovereignty.
Defeated 3,000 enemies.
Changed your main pawn's vocation.
Directly enlisted a pawn to your party.
Acted as a reliable travel companion.
Completed the urgent mission.
Entered the Soulflayer Canyon.
Received the duke's commendation.
Visited 100 locations.
Attended an audience with the duke.
Entered the southwestern caves.
Received a writ from the castle.
Visited 50 locations.
Entered the ancient quarry.
Changed your vocation.
Entered Gran Soren.
Combined two materials to make an item.
Enlisted a pawn to your party from beyond the rift.
Earned the approval of the Enlistment Corps.
Summoned your own pawn.
Entered the azure caverns.
Departed from Cassardis.
Completed the prologue.
Soar unto a new world.
Took refuge in an illusion.
Completed all pre-planned, non-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 a forgery.
Obtained 350 pieces total of weapons and armor.
Dressed a male party member in women's clothing.
Gave 50 presents.
Entered the duke's manse.
Completed the adventure a second time.
Earned a total of 10,000,000G.
Helped Madeleine open her shop.
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.