Sgt. Frog, known in Japan as Sergeant Keroro (Keroro Gunso), is a manga series for the anime Keroro Gunso. It parodies htf. Keroro is having a takeover of the planet pokopen (which refers to earth), he says "de arimasu", "sir yes sir", "si senor", "shi ye", and "akene rupo keyo", and also says "whoa, that's sweet!", Gunso is black with a yellow-and-orange shoshina mark.