Overview: Ultraman Cosmos is a Japanese tokusatsu TV show being the 17th show in the Ultra Series. Produced by Tsuburaya Productions, Ultraman Cosmos aired from July 7, 2001 to September 28, 2002, with a total of 65 episodes, which currently makes it the longest running Ultra Show to date. Ultraman Cosmos was also the 35th anniversary for the Ultraman series