Choushinsei Flashman is a Japanese television show and the tenth installment in the Super Sentai metaseries produced by Toei Company. It was broadcast on TV Asahi from March 1, 1986, to February 21, 1987, replacing Dengeki Sentai Changeman, and ran for 50 episodes before it was replaced by Hikari Sentai Maskman. It was the first Sentai series that introduced a second giant robot, Titan Boy.

Dengeki Sentai Changeman is a Japanese television series and the ninth installment of the Super Sentai metaseries. It aired from February 2, 1985, to February 22, 1986, replacing Choudenshi Bioman and was replaced by Choushinsei Flashman running for 55 episodes, making it the second longest after Himitsu Sentai Goranger. It is the third Super Sentai series after J.A.K.Q. Dengekitai and Battle Fever J where the Yellow Ranger is absent, followed by 2013's Zyuden Sentai Kyoryuger and 2019's Kishiryu Sentai Ryusoulger. The international English title is listed by Toei as simply Changeman.