Here is the full list of all 44 Stranger of Sword City achievements.
You found 30 Butterfly Nests.
You have obtained the legendary katana, Muramasa.
You have obtained the mighty giant cursed katana.
You have re-hunted down 20 Lineage Types in one playthrough.
Finished the Dragon God's challenge and unleashed yourself from the chains of destiny.
You have obtained Small Muramasa.
You hunted Lineage Type Tri-color.
You retrieved Anna's Undies.
Reached the end of the story.
You obtained an S rank equipment.
Hunted down Kyo, who ambushed the guild.
You have re-hunted down 10 Lineage Types in one playthrough.
Hunted Charon and completed the quest [Mausoleum of Storms].
Found out the truth from Dranserk at the Mausoleum of Ice.
You hunted Lineage Type Jormungand.
Reached the deepest end of the sea and discovered Marilith's secrets.
You obtained an A rank equipment.
Escaped from the Elder's evil clutches and completed the quest [Land of the Origin].
Completed the quest [Sudden Departure].
Traveled through the Valley of the Ruined and completed the quest [Call From Kyo].
You hunted Lineage Type Ghost Captain.
Hunted down Death Dragon and completed the quest [Elder's Suggestion].
Completed a quest for the Phoenix Brother Squad and completed the quest [Phoenix Squad].
You found 10 Butterfly Nests.
You obtained a B rank equipment.
You have hunted down your first Lineage Type twice.
You retrieved Gurrba Panties.
Performed a sacrifice at Monolith and completed the quest [Dimension Gate].
Hunted down Le Musa and completed the quest [Poison to Poison].
You hunted Lineage Type Blue Head.
You fed Mumic a unique item.
Performed an evaluation with Armor Knights and completed the quest [Knight Standoff].
Completed a quest for Gnuta.
You have won 50 ambush battles.
You obtained a C rank equipment.
You hunted Lineage Type Mukabu the Third.
You have won 20 ambush battles.
You have begun to hunt down the Lineage Type that hides within the labyrinth.
You have created your own character.
You obtained a D rank equipment.
Your first time seeing a Butterfly Nest.
You have won an ambush battle.
You have been registered as the Chosen One at the Strangers Guild.
You obtained an E rank equipment.