Rei is introduced as the title character in Gibson's 1995 novel Idoru, as an artificial intelligence, an embodied agent simulating a human female idol singer.
[1] A personality construct which adapts and learns from her interaction with humans, she irresistibly attracts data analyst protagonist Colin Laney.
William Gibson imagined that by the time his Bridge Trilogy is set in, Japanese companies with a determined research direction would be producing products much like Rei Toei, given suitable funding through customer demand.
[3] In Deus Ex: Invisible War, the fictional game character NG Resonance is an international pop star who uses a network of AI kiosks to attract customers, so as to appear very empathetic and personable.
However, the game portrays the “real" NG Resonance as being an extremely arrogant and entitled person, for whom the AI is nothing more than a gimmick designed to increase profits.