
Quick answer — Ryouko Ono voices Airi Sena in Mashiroiro Symphony, Hiyoko Tamaizumi in We Without Wings – Under the Innocent Sky, Akina Ogiso in White Album 2 and 10 more characters.
Ryouko Ono voices Airi Sena (Mashiroiro Symphony), Hiyoko Tamaizumi (We Without Wings – Under the Innocent Sky), Akina Ogiso (White Album 2), Iliya Arkadia (Sound of the Sky), Atsuko (Minami-ke), Wato Chiyoko (Black Jack (TV)), Mirajane Strauss (Fairy Tail), Anna Yoshida (Kannagi: Crazy Shrine Maidens) and 5 more.
Airi Sena is voiced in Japanese by Ryouko Ono.