The following are a list of pages in the Production Companies category. The American Ninja Challenge is included on the grounds of "American Trials", which are produced by G4 (and Pilgrim Films in ANC5).
“Monster9 was a sports entertainment production company, with productions by Ushio Higuchi...Monster9
“Tokyo Broadcasting System Holdings, Inc. (株式会社東京放送ホールディングス, Kabushiki-gaisha Tōkyō Hōsō...Tokyo Broadcasting System
“Pilgrim Films& Television is a television production company based in Sherman Oaks, CA. It was...Pilgrim Films & Television