Sumi Koshikawa (越川 須美, Koshikawa Sumi; born December 8, 1954), known professionally as Sumi Shimamoto (島本 須美, Shimamoto Sumi), is a Japanese actress and narrator. She has voice acted in Hayao Miyazaki's movies Nausicaä of the Valley of the Wind, The Castle of Cagliostro, My Neighbor Totoro, Rumiko Takahashi's Maison Ikkoku, Fire Tripper and Princess Mononoke. (Via Wikipedia)