Ishii Rika (石井里佳, also known as 石井リカ) debuted in October of 2000 under the name Peachy. Her producer was former Princess Princess member Okui Kaori (now known by her married name, Kishitani Kaori). In October of 2001, Ishii transfered to the Up-Front Agency. She appeared regularly in the TV Tokyo mini-drama Shin Bishoujo Nikki which starred Fujimoto Miki. A month later, she appeared on the Hello! Project Douyou Pops series album The Douyou Pops 1 Christmas to Fuyu no Uta Shuu as Ishii Rika. Her first on-stage performance was at a Hello! Project concert in January 2002. She was introduced as a new member along with Fujimoto Miki and Satoda Mai.