Inuyasha is a Japanese anime series based on the manga of the same name written and illustrated by Rumiko Takahashi. The anime adaptation was produced by Sunrise and originally aired in Japan from October 2000 to September 2004, with a second series, Inuyasha: The Final Act, airing from October 2009 to March 2010. The narrative follows the adventures of a half-demon named Inuyasha and a modern-day high school girl, Kagome Higurashi, who is transported to the Sengoku period of Japan. They are joined by several companions as they seek to collect the shards of the Shikon Jewel and prevent the antagonist, Naraku, from gaining its full power.

The series is noted for its blend of historical and fantasy elements, drawing on Japanese folklore and mythology. Rumiko Takahashi is one of Japan's most successful manga artists, and Inuyasha is one of her most popular works, contributing significantly to her international acclaim. The anime adaptation has been praised for its animation quality and faithful adherence to the source material. The series has also spawned four feature films, a variety of video games, and a wide range of merchandise. Inuyasha has been influential in popularizing Japanese anime in the West, contributing to the global spread of anime culture.