Mai Nakahara (中原 麻衣, Nakahara Mai, born February 23, 1981) is a Japanese voice actress and singer associated with I'm Enterprise. She played Rena Ryūgū in Higurashi When They Cry, Nagisa Furukawa in Clannad, Seele in Honkai Impact 3rd, and Juvia Lockser in Fairy Tail. She performed theme songs for each series, some of which have charted on Oricon.