The New Batman Adventures (often shortened as TNBA) is the successor to Batman: The Animated Series

Batman: The Animated Series

Batman: The Animated Series is an American animated series based on the DC Comics character Batman. The series featured an ensemble cast of many voice-actors including Kevin Conroy, Mark Hamill, Efrem Zimbalist, Jr., Arleen Sorkin, and Loren Lester. The series won four Emmy Awards and was nominated...

produced by Warner Bros. Animation

Warner Bros. Animation

Warner Bros. Animation is the animation division of Warner Bros., a subsidiary of Time Warner. The studio is closely associated with the Looney Tunes and Merrie Melodies characters, among others. The studio is the successor to Warner Bros...

. Although bearing different character designs and animation styles, both shows take place in the same continuity, with TNBA set two years after BTAS. The series aired on The WB from September 13, 1997 to January 16, 1999. According to the book Batman Animated

Batman Animated

Batman Animated is a coffee table book written by Paul Dini and designed by Chip Kidd, about the popular TV show, Batman: The Animated Series. It was first published in a hardcover edition in 1998 by Titan Books...

, series writer Paul Dini

Paul Dini

Paul Dini is an American writer and producer who works in the television and comic book industries. He is best known as a producer and writer for several Warner Bros./DC Comics animated series, including Star Wars: Ewoks, Tiny Toon Adventures, Batman: The Animated Series, Superman: The Animated...

 originally wanted the new show to be titled Batman: Gotham Knights, but this idea was rejected by the other producers.