Eir Aoi (藍井 エイル Aoi Eiru?, born November 30, 1988) is a Japanese singer from Sapporo, Hokkaido, signed to SME Records.
Aoi began her singing career in a band she formed in high school. She performed publicly and released her debut single, “Memoria”, on October 19, 2011, which was used as the first ending theme song to the 2011 anime series Fate/Zero. Her second single, “Aurora”, was released on September 5, 2012, which is used as the fourth opening theme song to the 2011 anime series Mobile Suit Gundam AGE. Her third single, “Innocence”, was released on November 21, 2012, which was used as the second opening theme song to the 2012 anime series Sword Art Online. Her first album, Blau, was released on January 30, 2013.
(Wikipedia contributors. “Eir Aoi.” Wikipedia, The Free Encyclopedia. Wikipedia, The Free Encyclopedia, 23 Oct. 2015. Web. 30 Oct. 2015.)