Biography:窪田七海 (Kubota Nanami) is a Japanese pop singer under Hello! Project as a member of OCHA NORMA and a former member of Hello Pro Kenshuusei. Prior to joining Hello! Project, she was a member of the local Shizuoka idol groups Onigokko and Negaigoto under the stage name Ichikawa Nana (市川奈々).