Denkou Choujin Gridman , known as Gridman the Hyper Agent in some English-speaking territories, is a 1993–1994 Japanese tokusatsu "Giant Hero" series created by Tsuburaya Productions and would be Tsuburaya's last non-Ultra superhero production before Bio Planet WoO. It was the inspiration and source material for DiC Entertainment's Superhuman Samurai Syber-Squad.

SSSS.Dynazenon is a 2021 Japanese anime television series produced by Trigger. It is the sequel to the 2018 anime SSSS.Gridman and the second installment in the shared Gridman Universe media established in 2018 after the 1993–94 tokusatsu drama Gridman the Hyper Agent by Tsuburaya Productions. The 12-episode series aired in Japan from April to June 2021.