Risa Oribe (織部 里沙 Oribe Risa, born June 24, 1987), better known by her stage name LiSA (an acronym of Live Is Smile Always), is a Japanese singer, songwriter and lyricist from Seki, Gifu, signed to Aniplex under Sony Music Artists.
In 2005, LiSA moved to Tokyo in order to pursue a solo career, making her major debut in 2010 singing songs for the anime television series Angel Beats!
LiSA's songs have been featured as theme music for various anime such as Fate/Zero and Sword Art Online.
Her singles have regularly been in the top ten of the Oricon weekly charts, with "Crossing Field" being certified platinum by the Recording Industry Association of Japan and "Oath Sign" being certified gold.
LiSA's wikipedia article4