"Secret treasure hoards, undiscovered wealth... mystical places, unexplored frontiers... 'The mysterious unknown.' There's magic in such words for those captivated by its spell. They are called 'Hunters'!"

Gon Freecss wants to become a Hunter so he can find his father, a man who abandoned him to pursue a life of adventure. But it's not that simple: only one in one hundred thousand can pass the Hunter Exam, and that is just the first obstacle on his journey. During the Hunter Exam, Gon befriends many other potential Hunters, such as the mysterious Killua; the revenge-driven Kurapika; and Leorio, who aims to become a doctor. There's a world of adventure and peril awaiting, and those who embrace it with open arms can become the greatest Hunters of them all!

As of July 2022, over 84 million copies of Hunter x Hunter have been sold worldwide.

The series has been published in English by VIZ Media under the Shonen Jump Advanced imprint since April 5, 2005, and as 3-in-1 omnibus volumes since February 18, 2025. It has also been simulpub digitally through MANGA Plus. The series has been released in Brazilian Portuguese by Editora JBC since January 2008; in Spanish by Panini Comics since October 2012; in Italian by Panini Comics since May 20, 2004; and in Polish by Waneko since May 16, 2023.

The manga has been serialized irregularly since 2006 due to Yoshihiro Togashi's health problems.