watch 01:51 The Loop (TV) Do you like this video? This article is about a/an character in Kamen Rider Den-O. Kayoko Nogami (野上 加世子, Nogami Kayoko): The mother of Airi and Ryotaro. 31 years old. Kamen Rider Den-O: I'm Born! Kayoko Nogami is portrayed by Ryoko Matsui (松井 涼子, Matsui Ryōko). Retrieved from "https://kamenrider.fandom.com/wiki/Kayoko_Nogami?oldid=52670" Categories: Kamen Rider Den-O Movie-exclusive Characters Community content is available under CC-BY-SA unless otherwise noted.