The Ninja is a fictional character portrayed by Robert Ito in the TV series Batman: The Animated Series.
In the first episode they appeared in, titled Night of the Ninja (season 1), they were 61 years old.
They appear in 1 episodes out of a total of 85 aired
Episodes1
Night of the Ninja
episode S1.E28 october 1992A former fellow student of one of Wayne's old sensei's begins stalking the billionaire in revenge as a ninja.