Seven years have passed since Ultraman Trigger protected the world from various threats. In the present, Kanata Asumi, who is a positive young man, peacefully lives together with his grandpa. One day, while delivering ordered food, he witnessed a catastrophe: Spheres from the outer space attack Earth and Mars. Motivated by saving the precious lives of the people, he merges with Ultraman Decker and joins GUTS-Select, in order to protect what's important.
Unfortunately the series Ultraman Decker is not yet available on Disney Plus. Follow us on Facebook to see when Ultraman Decker becomes available on Disney Plus!
| Sound | Kenichiro Suehiro | Original Music Composer |
| Sound | Masahiro Tokuda | Original Music Composer |
| Writing | Toshizo Nemoto | Series Composition |
| Writing | Junichiro Ashiki | Series Composition |
| Directing | Masayoshi Takesue | Series Director |
