Full list of all 83 STRANGER OF PARADISE FINAL FANTASY ORIGIN achievements. It takes around 60-80 hours to unlock all of the achievements on Windows.
Maxed out your affinity with the Tonberry Blacksmith.
Gave an elixir to a magic pot.
Completed the additional mission "Distant Memories: Supreme Illusions."
Defeated Jack Garland.
Defeated Light of Order.
Used dimension bringer.
Used replication at the blacksmith for the first time.
Completed over thirty rift labyrinth floors.
Completed the additional mission: "Chaos Rift - Battle on the Big Bridge."
Defeated From Hell Risen.
Received an accessory from Gilgamesh.
Obtained a relic with blessings from 12 different summons.
Maxed out your affinity with the discarded organic reconnaissance unit.
Acquired Garland's armor.
Defeated the Transcendent.
Defeated a manikin.
Defeated a death machine in the rift labyrinth.
Unlocked the blue mage.
Completed the additional mission: "Ebon Memories: Hope Within Despair."
Acquired all achievements.
Used a job crest at the smithy.
Summoned your first monster.
Completed a floor of the rift labyrinth.
Encountered a chaos event.
Completed the mission "Cornelia's Hope."
Unlocked the entirety of the evocation or ultima tree for any job.
Unlocked the class tree.
Unlocked the summoner.
Acquired a rat tail.
Completed every side mission.
Achieved MASTER★★★★ rank for a job.
Completed a mission with a dragon king trial enabled.
Talked to Bahamut via Conversations with Bahamut.
Completed the mission "Light of Possibility."
Completed the game on CHAOS difficulty.
Completed a level 200 mission or higher on CHAOS difficulty.
Used a master point.
Equipped a ★4 or better accessory.
Acquired an anima crystal.
Equipped a staff.
Equipped a gun.
Acquired an artifact.
Unlocked the cyclic warrior.
Unlocked all jobs.
Completed "A Fraught Journey."
Unlocked the gambler.
Unlocked the assassin.
Unlocked the tyrant.
Unlocked the evoker.
Unlocked every panel in the marksman job tree.
Unlocked the hunter.
Completed "The Suffering of Fools."
Completed "Remembering Home."
Unlocked every job affinity bonus for a single job.
Completed "Schemes of the Past."
Unlocked the void knight.
Completed "Memories of Water."
Unlocked the ninja.
Unlocked the paladin.
Unlocked the dark knight.
Unlocked the liberator.
Unlocked the sage.
Completed "To Remember."
Completed "Memories of Earth."
Completed "Phantoms of the Past."
Unlocked the breaker.
Completed "Memories of Fire."
Completed "Memories of Poison."
Used a weapon ability for the first time.
Completed "Memories of Wind."
Completed "A Familiar Place."
Unlocked an advanced job.
Completed "Natural Distortion."
Fully upgraded the special effect of a piece of equipment.
Completed "Audience with the Dark Elf."
Unlocked every panel in the job tree for a single job.
Completed "The Journey Begins."
Completed a side mission.
Completed "Illusion at Journey's End."
Defeated a tonberry.
Acquired an anima shard.
Defeated a cactuar.
Used soul burst for the first time.