Again, I apologize for the "incantation". After being completely baffled, I decided to go with what the hard translation did. If you can think of a better way to do it, PLEASE go ahead and fix it.
...elbissop fI...
...If possible...Ah.!!eenk reh yB By her knees!! Fine! Even if I pull it off, I won't show it to Kaguya!Hmph!What does that mean!?*Sigh* Geez... Do what you like.
Just don't destroy the house.Of course I'll do what I like!Anyway, if you could just memorize a new spell like that, things would be easy....sllab eht ni elbissop sa drah sa semit ynam dekcik eb ot ekil dluow I...
I would like to be kicked many times as hard as possible in the balls... ...hcaor a nees dah ehs fi sa ecaf elap dna gnigarapsid a htiw em ta skool ohw ssecnirp eht yB
"...by the princess who looks at me with a disparaging and pale face as if she had seen a roach" written backward