Sayaka Ohara (大原 さやか, Ōhara Sayaka, born December 6, 1975) is a Japanese voice actress affiliated with Haikyō. Her major roles include Alicia Florence in Aria, Milly Ashford in Code Geass, Erza Scarlet in Fairy Tail, Irisviel in the Fate/Zero and Fate/kaleid liner Prisma Illya series, Layla Hamilton in Kaleido Star, Michiru Kaiou/Sailor Neptune in Sailor Moon Crystal, Beatrice in Umineko no Naku Koro ni, Yūko Ichihara in xxxHolic and Tsubasa Reservoir Chronicle, and the initial voice of Gammisers in episode 27-34 of Kamen Rider Ghost. She has also voiced in a variety of video games and live-action overseas dubs, and hosts a number of radio shows, many of which are related to her voice projects. In 2013, she received a Best Supporting Actress award at the 7th Seiyu Awards.