Galko Oomokane is the main protagonist of the anime and manga series 'Oshiete! Galko-chan.' She is a high school student known for her fashionable appearance and outgoing personality, which often leads to misunderstandings about her character. Despite her flashy gyaru looks, Galko is friendly, honest, and surprisingly innocent. The series humorously explores various topics and misconceptions through her interactions with friends Otako and Ojou, making Galko a central figure for the show's comedic and slice-of-life elements.