his desire to prove to others of his higher intelligence and to put Kururu down. Because of Tororo losing to Kururu several times, the young, twisted, and mad genius attempted attacks upon him, though he could never gain his desired victory. He later destroyed the entire Keroro Platoon Double. He then visited the real platoon in un-wanted honor. He usually laughs like Kururu. Zoruru Voiced by: Kazuki Yao (Japanese) was once a former partner of Dororo's. He captured the allies of the Keroro Platoon until embarrassed to be forgotten by Dororo. He was defeated by Dororo Double and visited the Keroro Platoon in honor. He has worked with Keroro, Giroro, and Dororo/Zeroro before the Earth invasion. He was the only one who was not defeated while on Earth. Pururu Voiced by: Satsuki Yukino (Japanese) appears in the series as the most recent and only female member of the Garuru Platoon, a chief medic and expert nurse, and a childhood friend to Keroro, Giroro, and Dororo. She has an energetic, down-to-earth, somewhat strict, and stubborn personality but is also nonviolent and mature, unlike most of the series's major characters. She graduated from the Keron Military Academy simultaneously with her childhood friends Keroro, Giroro, and Dororo. Pururu is sometimes referred to as Obaa-chan (old lady), making her go into small questioning fits of self-worth — despite her still having a tail. In the anime series, she later comes to stay on Earth to take care of Keroro's Platoon's health. Shurara Corps The is a platoon of villainous Keronians. Their mission is to study the Keroro Platoon to judge when it is right to destroy them and steal the Keron star from Keroro. The Shurara Corps consists of the leader, Shurara, and nine subordinate members: Putata, Mekeke, Giruru, Dokuku, Kagege, Nuii, Gyororo, Robobo, and Yukiko. Shurara/Shirara Shurara voiced by: Norio Wakomoto (Japanese) Shirara voiced by: Houko Kuwashima (Japanese) The leader of the Shurara Corps. His real name is , and he was one of Keroro's classmates. Unlike most Keronians, he has two body colors, purple and green. His symbol is a blue circle with squares on the sides and three small black rectangles pointing upwards. When he was young, he was a friend of Pururu, who was kind to him when he was hurt and put a star-shaped plaster on him. Due to this, he has a crush on Pururu. However, Keroro ripped