Haikyu!! (ハイキュー!!, Haikyū!!, from the kanji 排球 "volleyball") is a Japanese manga series written and illustrated by Haruichi Furudate. It was serialized in Shueisha's shōnen manga magazine Weekly Shōnen Jump from February 2012 to July 2020, with its chapters collected in 45 tankōbon volumes. The story follows Shoyo Hinata, a boy determined to become a great volleyball player despite his small stature.
An anime television series adaptation produced by Production I.G, aired on MBS from April 2014 to September 2014, with 25 episodes. A second season aired from October 2015 to March 2016, with 25 episodes. A third season aired from October 2016 to December 2016, with 10 episodes. A fourth season was announced during the Jump Festa '19 and was released in two cours; the first 13-episode cour aired from January to April 2020, and the second 12-episode cour aired from October to December 2020. The anime film series titled Haikyu!! Final, has been announced, which serves as the finale of the series.
In North America, the manga has been licensed by Viz Media, while the anime series has been licensed for digital and home release by Sentai Filmworks.
Both the manga and anime have been met with positive responses. In 2016, Haikyu!! won the 61st Shogakukan Manga Award for the shōnen category. As of August 2022, the manga had over 55 million copies in circulation, making it one of the best-selling manga series.