Kamen Rider Ryuki is a Japanese tokusatsu television series. The twelfth installment in the Kamen Rider Series, it was a joint collaboration between Ishimori Productions and Toei, and it was shown on TV Asahi from February 3, 2002 to January 19, 2003. The series marked the franchise's switch from Columbia Music Entertainment to Avex Group, which continues to produce music for the series today. The series aired along with Ninpuu Sentai Hurricaneger.