I'm not sure what Raba-san means exactly so I left it untranslated. I believe it refers to some official media released before episode 3 of Das Finale.
Yes ma'am, please excuse me!
I'll be chanting now then!Don't worry, Fukuda! If you get scared, just chant Raba-san! Raba-san will protect you!There's something there.
There's something there.
There's something there.
There's something there.Ugh!Girl who seesEEEEK!