There’s a historical Japanese word for foreigners, “kōmōjin”, that literally means “red-haired person.” I don’t know if Nenene would be using this word to refer to Pip (it being nice and punny) or if it’s considered offensive nowadays.

Wells: When the portal opens, you must be ready to go through immediately, and follow instructions precisely.

Yomiko: Sir, I don’t think I’m the best person for this…

[grab]

Nenene: {Oh, for Pete’s sake.}

[shove]

Yomiko: Sens–

Pip: Woo woo!

Nenene: {Stop worrying and just go save the world already. And ignore the ecchi foreigner.}