Whether or not you recognize it is hardly the issue.

[ It is then that Nanami wonders if he has the capability of exorcising the curse that is on Fai. He is willing to admit that it is something out of his capabilities, as well. The curse did not originate in his world, and may not be something he can handle, but -- ]

Don't say that. While alive we cannot create curses, we are capable of it at the moment of our deaths.

[ But he returns to his original thought. ]

Then, I shall ensure that you will not want to be cursed by me ... by attempting to exorcise the curse that you are under.