Yu Yu Hakusho is a Japanese anime and manga series created by Yoshihiro Togashi. It follows the story of Yusuke Urameshi, a teenage delinquent who unexpectedly dies while saving a child. After his death, he is given a chance to return to life as a Spirit Detective, tasked with investigating supernatural occurrences and protecting the human world from various threats. The series features a mix of action, adventure, and supernatural elements, with Yusuke teaming up with friends like Kuwabara, Kurama, and Hiei. Together, they face powerful opponents and engage in intense battles, exploring themes of friendship, redemption, and the afterlife.