Keroro Pang Pang in English? Hmm.. worth a try..
Stumbled across this while image searching. Don’t know the source other than ImageShack. Chub frog fans, you might find this relevant to your interests.
The Tokyo Sky Tree has a life-sized statue of Sgt.Keroro now. Keroro wears a helmet of Katō Kiyomasa(加藤清正). He is a one of a super star warlord of the Middle Ages, and was a feudal lord of Kumamoto. In addition, the hometown of Keroro creator Mine Yoshizaki is Kumamoto. Therefore Keroro often comes up for a regional economy activation event.