Galko Oota is the main protagonist of the anime and manga series 'Oshiete! Galko-chan.' She is a high school student known for her flashy gyaru (gal) appearance, featuring blonde hair and trendy fashion. Despite her looks, Galko is honest, kind-hearted, and surprisingly innocent, often dispelling stereotypes about her type. The series humorously explores her daily life and conversations with friends Otako and Ojou, shedding light on adolescent topics and misconceptions in a slice-of-life, comedic setting.