One Piece is a Japanese manga series written and illustrated by Eiichiro Oda. It has been serialized in Shueisha's Weekly Shōnen Jump magazine since July 22, 1997, and has been collected into 95 tankōbon volumes (Tankōbon is the Japanese term for a book that is complete in itself and is not part of a series or corpus)
The story follows the adventures of Monkey D. Luffy, a boy whose body gained the properties of rubber after unintentionally eating a Devil Fruit. With his crew of pirates, named the Straw Hat Pirates, Luffy explores the Grand Line in search of the world's ultimate treasure known as "One Piece" in order to become the next King of the Pirates.
The manga series was licensed for an English language release in North America and the United Kingdom by Viz Media and in Australia by Madman Entertainment.
The anime series was licensed by 4Kids Entertainment for an English-language release in North America in 2004, before the license was dropped and subsequently acquired by Funimation in 2007.
As of February 2020, the manga had over 462 million copies in circulation in 43 countries worldwide, making it the best-selling manga series in history. It became the best-selling manga for the eleventh consecutive year in 2018.
One Piece is one of the highest-grossing media franchises of all time, estimated to have generated more than $21 billion in total franchise revenue, from the manga, anime, films, games and merchandise.
According to Statista and en.wikipedia