maneuvers her way around all of the platoon's attempts to detain her, including cloaking devices, guns loaded with capsules of sticky gunk, evasive driving, and Tamama's farting (which Meruru isn't slightly bothered by and possibly likes). Meruru's symbol is an envelope. Kikaka is an artificially made Keronian which befriended Zeroro/Dororo and soon after Keroro, Giroro & Pururu during their childhood and having a few adventures with them, such as scaring away some bullies. The bullies then mistake Kikaka for the escaped biotech weapon that the army's been searching for and plan to turn him in until the real weapon (a more modern Kiruru) shows itself and Kikaka wards it off. Unfortunately, Kikaka then transforms into its true form, a simple doll (it is hinted that Kikaka was one of the first few tests of a much younger Kururu's Nanola) Officer Bariri Voiced by: Ken Narita (Japanese) has a crush on Pururu. He tends to describe his emotions through the fruit. Black Star Black Star is the main villain of the manga volume 23. His history is unknown, though it is suspected that he is the first attempt to make that Shin Keroro failed. Black Star resembles Shin Keroro except he's mostly black, two ear-like appendages on his head instead of wearing a cap, wearing blue rings all over his body (his appendages, wrists, and neck as his collar). His eyes are colored blood red with black-lined rings around his pupil, his symbol is a black star (hence his name), and it is upside down, as opposed to Shin Keroro's Keron Star. Nobibi Voiced by: Hidekatsu Shibata (Japanese) is Kiko Katoyama's Keronian friend. He is spoiled and quick-tempered towards the Keroro Platoon, but playful and kind towards Kiko. Nobili has a younger sister, Hanna. Hanana is Nobibi's younger sister. She is a kind-hearted flower, Keronian. She is a pink Keronian. She has a point above her mouth. She wears a large blue and orange flower on her helmet. Her tadpole tail is a leaf. Her symbol is a flower bud. She has a one-sided love for Guru. Her name comes from the Japanese word Hana, which means Flower. Earthlings/Pekoponians Along with the broad cast of alien characters, the series also devotes much attention to the humans that the aliens encounter. The five main members of the Keroro Platoon each have a human partner whom they share an especially strong personal bond