This Sgt. Frog (Keroro Gunso) photo contains
anime, bande dessinée, manga, and dessin animé.
There might also be
signe, affiche, texte, tableau noir, tableau, and affiches.
But no, that dosen't meant that Pururu is a pekoponian. I think that's just a suit.. I think toi can see this form at episode 180, "War is a huge hustle", and also at episode 201, "The battle of the women".