American Ninja Warrior Junior: When did it first air? How many seasons and episodes are there? What's the episode duration of "American Ninja Warrior Junior", and where can you watch it? Find out all this and more!
The next generation of “American Ninja Warrior” begins, as some of the show’s biggest fans now get an opportunity to compete for the chance to be named American Ninja Warrior junior champion.
American Ninja Warrior Junior, is English television series that premiered on 2018-10-13. At the time of writing, it consists of 3 seasons, with 52 episodes.