Ah, but you see, dear user, Ryuji does say Fuck. In Futaba's palace, though not voiced, there is a time where Ryuji says, in the words of a lesser writer other than myself, "But that's a fuckin' sick thing to do to a kid if that's really how it went down."
In addition, Napoleon was actually tall for his era and average height for this at 5'7" and the Holy Roman Empire is neither Holy, Roman nor an Empire. Good day to you all, fine fellows.