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Ultraman, also known as the Ultra Series (ウルトラシリーズ, Urutora Shirīzu), is a Japanese science fiction media franchise owned and produced by Tsuburaya Productions, which began with the television series Ultra Q in 1966. The franchise has expanded into many television shows, films, comic books, and other media publications, becoming one of the most prominent productions in the Japanese tokusatsu and kaiju genres and pioneering the Kyodai Hero subgenre. The Ultraman series is centered on a fictional alien race of superheroes who often combat kaiju or other aliens.