Here is the full list of all 55 Tokyo Xanadu eX achievements.
Amass a 500,000 yen fortune.
Clear after story -From Here on Out-
Obtain all information on book page in NiAR.
Use Strike Chain 50 times.
Clear epilogue -A Legend is Born-
Max out Kou's "Wisdom, Courage, Virtue".
Clear final chapter -Endless Night-
Rack up 100 Aerial kills.
Use EX Skill 300 times.
Forge an unbreakable bond with Asuka.
Forge an unbreakable bond with Ryouta.
Forge an unbreakable bond with Shio.
Forge an unbreakable bond with Towa.
Forge an unbreakable bond with Yuuki.
Forge an unbreakable bond with Jun.
Clear chapter 7 -Hollow Quake-
Fully furnish Kou's room.
Clear chapter 6 -Wing and a Prayer-
Traverse 100,000 meters.
Defeat 2000 Greeds.
Chain Kill 100 times.
Get through a stage without taking any damage.
Clear the intermission -Coming of Summer-
Clear chapter 5 -Hidden in the Fog-
Defeat 1000 Greeds.
Perform a 200+ hit combo.
Clear chapter 4 -BLAZE: Firestorm of Memories-
Defeat 500 foes with Critical hits.
Defeat 500 foes with Elemental kills.
Clear chapter 3 -Word of God-
Inflict over 5000 points of damage.
Qualify for the fast clear time bonus in any stage.
Clear chapter 2 -Mysteries-
Defeat 100 Greeds.
Clear chapter 1 -The Eclipse-
Obtain an S rank in any stage.
Wander into the mysterious place of wonder.
Obtain all achievements.
Clear all stages with an S rank.
Obtain all information on friend page in NiAR.
Open all treasure chests.
Clear the game on Infinity difficulty.
Obtain all information on battle page in NiAR.
Obtain all information on recipe page in NiAR.
Obtain every single master core.
Complete all side-quests.
Pick the most fortuitous...fortune.
Use X-Drive 100 times.
Use X-Strike 100 times.
Forge an unbreakable bond with Sora.
Forge an unbreakable bond with Mitsuki.
Forge an unbreakable bond with Rion.
Forge an unbreakable bond with Shiori.
Forge an unbreakable bond with Gorou.
Clear the After Story on Calamity difficulty.