一岡伶奈 (Ichioka Reina) is a Japanese pop singer under Hello! Project as the leader of the sub-group CHICA#TETSU and a member of the combined group BEYOOOOONDS. She first joined as a member of Hello Pro Kenshuusei and was introduced in December 2012 at the Hello Pro Kenshuusei Happyoukai 2012 ~12gatsu no Nama Tamago Show!~.