Keroro Gunso is a very popular anime in it's own right, & eventually, this show has so many parodies made more in recent years, like Sgt. Frog Abridged by TheMidnightFrogs on Youtube in the USA.
Sgt. Frog Abridged
Sgt. Frog abridged is a 2009 American-made parody fanseries created by TheMidnightFrogs on Youtube featuring the westernized counterparts of the Keroro Platoon.