Lia (born December 20) is a Japanese singer-songwriter. She has performed various video game and anime theme songs, such as for Key’s visual novels, Air, Clannad, and Tomoyo After: It’s a Wonderful Life, the opening theme for Angel Beats!, as well as theme songs for RF Online and Initial D Fourth Stage under Avex Trax. The Vocaloid IA was recorded with Lia’s voice, and was released on January 27, 2012.