is a Japanese tokusatsu drama in Toei Company's Kamen Rider Series. It is the eighteenth series in the Heisei period run and the twenty-seventh series overall. Toei registered the Kamen Rider Ex-Aid trademark on June 13, 2016. The show premiered on October 2, 2016, one week after the finale of Kamen Rider Ghost, joining Doubutsu Sentai Zyuohger and later, Uchu Sentai Kyuranger in the Super Hero Time line-up.