Shuriken Sentai Ninninger (手裏剣戦隊ニンニンジャー, Shuriken Sentai Ninninjā, Shuriken Squadron Ninninger) is a Japanese television series, the 39th entry of Toei's long-running Super Sentai metaseries, following Ressha Sentai ToQger. It is the third ninja-based Sentai, and the fourth to be based on Japanese mythology and culture (after Samurai Sentai Shinkenger) and aired from February 22, 2015 to February 7, 2016, replacing Ressha Sentai ToQger and was replaced by Doubutsu Sentai Zyuohger. The program joining Kamen Rider Drive, and later, Kamen Rider Ghost in the Super Hero Time line-up on TV Asahi affiliate stations, until concluding on February 7, 2016. Ninninger also serves as the 40th anniversary of the franchise. The lead screenwriter for the series is Kento Shimoyama and Kousuke Yamashita serves as the series' composer. Its footage is used for the American Power Rangers season, Power Rangers Ninja Steel and its follow-up season, Power Rangers Super Ninja Steel.

The cast were introduced to the public at a special event at Tokyo Dome City on January 24 and 25, 2015. The characters themselves debuted in the film, Ressha Sentai ToQger vs. Kyoryuger: The Movie.

Ninninger began airing in South Korea as Power Rangers Ninja Force.