taken from StrikerS SS 1 ( or is it 2?), where RF6 is on Earth retrieving a Lost Logia and they end up at a public bath.
Hayate: "Twelve adults and four children."
(can't remember who it was, but one of the forwards): "Caro, Erio..."
Reinforce: "And Arf and I!"
Subaru: "What about Vita-futaichou?"
Vita; "I'm an adult!"