Olga Vitalevna Yakovleva, better known as Origa, was a Russian singer who rose to prominence for her musical collaborations in Japan, especially her work for the Ghost in the Shell: S.A.C. franchise.

Ghost in the Shell: Stand Alone Complex is a Japanese anime television series produced by Production I.G and based on Masamune Shirow's manga Ghost in the Shell. It was written and directed by Kenji Kamiyama, with original character design by Hajime Shimomura and a soundtrack by Yoko Kanno. The first season aired from October 2002 to October 2003 and was positively received by critics. A second season, titled Ghost in the Shell: S.A.C. 2nd GIG, aired from January 2004 to January 2005. Critical response to the series was generally positive.