This cube craft paper toy is the Keroro, the sergeant (gunso) and leader of the Keroro Platoon, the main protagonist of Mine Yoshizaki's Sgt. Frog (Keroro Gunso or Sergeant Keroro) series, this paper craft was created by alonso jacobo. There are other two Keroro papercrafts at the site: Sgt. Frog (Keroro Gunso) Free Papercraft and Keroro Gunso – Sgt. Frog Papercraft.
Keroro's body color is green. accompanied with yellow hat with a red star mark in the middle. According to Garuru, the star is the symbol of the Keron Army as well as its commanding officers. The star itself has the ability to lend its dignity to the wearer. However, since Keroro lacks character, the effect is nullified while he wears it. When Keroro is met with an explosion, he suddenly puts on a large black afro as a running gag reference to "Afro Sergeant", the anime's first ending theme song.
He also has other wigs on in various monents, but usually his hat is under the wig. One episode, he takes his hat off to wash it. He wears a red cap as a temporary replacement. He is barely seen with eyebrows. In the Funimation dub at least, Keroro said that he used to keep his eyebrows, but years before he met the Pekoponians, he wanted to toughen himself up. He cut off his eyebrows along with temporarily restraining himself from building Gunpla.
Keroro is a sergeant of the Keron Army army of planet Keron, and the leader of the Keroro Platoon. His self-introduction at this time is The Gamma Planetary System, the 58th Planet, Space Invasion Army Special Tactics Platoon Leader, Sergeant Keroro. His best friend is Fuyuki Hinata.
You can download this cube paper craft toy here: Sgt. Frog - Keroro Cube Craft Free Paper Toy Download