Ultraman 80 (ウルトラマン80, Urutoraman Eiti, Ultraman Eighty) is a Japanese tokusatsu TV show produced by Tsuburaya Productions which aired on the Tokyo Broadcasting System channel from April 2, 1980, to March 25, 1981, lasting a total of 50 episodes.

Although the initial episodes focuses on Takeshi trying to solve the daily problems of his students, starting from episode 13 onward he left the school to join UGM as a full time officer as more members keep appearing one after another in the series progress.

Episode 31 returned to the setting of Takeshi interacting with the guest characters of children every week while dealing with appearing monsters and their relation to it.

In the season finale, their identities were exposed by Captain Ōyama, who prevented them from participating in the fight against Margodon to prove humankind's reliability in defending the Earth.

Factory announced to have struck a multi-year deal with Alliance Entertainment and Mill Creek Entertainment, with the blessings of Tsuburaya and Indigo, that granted them the exclusive SVOD and AVOD digital rights to the Ultra series and films (1,100 TV episodes and 20 films) acquired by Mill Creek the previous year.