Rina Kawaguchi (Japanese: 川口 莉奈, Hepburn: Kawaguchi Rina; born 24 November) is a Japanese voice actress from Saitama Prefecture, affiliated with Aoni Production. She is known for starring as Luca Ikaruga in The Idolmaster Shiny Colors, Quan in Kizuna no Allele, Ai Kamiyo in Dark Gathering, Nico Wakatsuki in Witch Watch and Elle Rokudō in Himitsu no AiPri. (Via Wikipedia)