Kamen Rider Den-O is the seventeenth installment in the popular Kamen Rider Series of tokusatsu programs. It is a joint collaboration between Ishimori Productions and Toei. It premiered January 28, 2007, on tv asahi and concluded airing on January 20, 2008.

Using the power of the Imagin and the Rider Pass, Ryotaro Nogami is able to travel to different times through the DenLiner. By traveling through time, he transforms into Kamen Rider Den-O, and fights monsters of all sizes, preventing them from altering the past to affect the present and future. Written by ShiratoriFan