Joshikousei no Muda ZukaiJoshikousei no Mudazukai; 女子高生の無駄づかい; Useless High School Girls; Wasteful Days of High School Girls; Um Desperdício de Raparigas do Liceu; Um Desperdício de Colegiais

One day out of boredom, Tanaka decided to give her classmates nicknames based on their quirks. Her friend Kikuchi became Ota for her nerdy interests and her other friend Saginomiya became Robo because of her expressionless face. In retaliation, her friends decided to name Tanaka Baka. Enjoy the ridiculous days of three high school friends claiming the height (or not) of their youth.