A character from the anime K-ON!. Originally one of the no-name girls from season 2. However, her name was listed as "Keiko" in the closed captioning when she spoke in Episode 6, and her family name from the student roster in Episode 1.
She has neck length brown hair which she parts, exposing her forehead; the hair is held with two black hairclips. In the class photo shoot she stood in the top row next to Kotobuki Tsumugi.