Getsurin Kuyou can be obtained by having Assassin Paraiso (Kato Danzo) reach Bond Level 10.
Getsurin Kuyou is an exclusive CE to Kato Danzo.
Rashoumon event (Ibaraki Douji event)
Murder at the Kogetsukan
Inheritance of Glory
Best Craft Essence: Craft Essence Tier List
Okeanos Main Quests
Demon (Demonic) Servants & Enemies
Ereshkigal
Arthur Pendragon(Prototype)
Gorgon
Black Holy Grail (The Black Grail)