Sumire 16 sai!! (スミレ16歳!!, lit. "16-year-old Sumire!!") is a Japanese manga series written and illustrated by Takeru Nagayoshi. It was serialized in Weekly Shōnen Magazine and later in Magazine Special, both published by Kodansha. A live action adaptation was also aired as a drama series starting April 13, 2008 starring Nako Mizusawa and .