"Saba Doll") is a Japanese television drama series broadcast on TV Tokyo starring AKB48's Mayu Watanabe.
[1] The story revolves around the 38-year-old Usa Shijimi (Watanabe), who is a high school classical literature teacher.
Outside of school, she lies about her age to be active as the super popular 17-year-old idol Watanabe Mayu, whom the students adore.
After the show ended the series was turned into a manga drawn by Akihiro Nakamura and published in Kodansha's Weekly Young Magazine over three volumes in 2012.
The title is a combination of the Japanese expression sabayomi (鯖読み), which refers to lying about age, and "idol" (アイドル, aidoru).