1. One Piece – Number of copies: 473 million
One Piece only began its print run in July 1997 (still in print today) but it has smashed forward to become a hit manga. It is an action comedy drama, written by Eichiro Oda. It follows the adventures of Monkey D Luffy, a man whose body gained the properties of rubber after eating a Devil Fruit by mistake.
He has a group of pirates called the Straw Hat pirates. Together, they explore the Grand Line in search of the ‘One Piece’; whoever holds this becomes the next King of the Pirates. In 1998 it was turned into an anime series which boosted its popularity even more.
2. Dragon Ball – Number of copies: nearly 300 million
Dragon Ball is written and illustrated by Akira Toriyama and was originally serialized between 1984 and 1995, across 45 volumes.
The protagonist is Son Goku, and it follows his life from childhood to adulthood as he trains in martial arts and explores the world, searching for the ‘Dragon Balls’, seven orbs which summon a wish granting dragon when all brought together. It has become one of the most successful manga and anime series of all time.
3. Golgo 13 – Number of copie: 280 million
Written and illustrated by Takao Saito, this action manga has been published since October 1968. The comic follows the title character, who is a professional assassin. It was mad into a TV series in 2008. Partly due to it having run for such a long time, it is no wonder that it has sold so many copies.
4. Naruto – Number of copies: 250 million
An action and fantasy anime written by Masashi Kishimoto and published in 1997. Naruto Uzamaki is the main character in the series. He is a teenage ninja who dreams of becoming the Hokage, the the strongest ninja in his village. It has the simple elements that are enough for it to become highly popular in Japan.
5. Case Closed – Number of copies: 230 million
Still running today, this detective fiction manga started its run in January 1994. It is also known as Detective Conan and from the outset it has been written and drawn by Gosho Aoyama.
The plot follows an amateur detective who has been transformed to a child while investigating some strange organization. He solves a huge number of cases through the years, while impersonating a friend of his father’s. It was license in the US for an anime series in 2003 and finally began screening it in 2013.
6. Black Jack – Number of copies: 176 million
A Japanese manga series written and illustrated by Osamu Tezuka in the 1970s, dealing with the medical adventures of the title character, doctor Black Jack.
Black Jack is Tezuka's third most famous manga, after Astro Boy and Kimba the White Lion. In 1977, it won Kindansha Manga Award the 1st for shōnen. Osamu Dezaki's anime film adaptation, Black Jack The Movie, won Best Animation Flim at the 1996 Mainichi Flim Award.
7. Kochira Katsushika-ku Kameari Koen-mae Hashutsujo – Numer of copies: 157 million
A comedy policy manga that has recently stopped (running from September 1976 to September 2016), this manga is written and illustrated by Osamu Akimoto. It is set in downtown Tokyo and the main character is middle aged cop Kankichi Ryotsu. It has the highest number of volumes published of any manga series, with a total of 1960 chapters.
8. Oishinbo – Number of copies: 130 million
Oishinbo literally means ‘the gourmet’ and this manga is based on cookery, albeit being a drama. It is a long running cooking manga written by Tetsu Kariya and drawn by Akira Hanasaki. It is still being published today and started its run in October 1983. The comic depicts the life of cookery journalist Shiro Yamaoka and his partner and wife Yuko Kurita. It is the 8th longest manga ever released.
9. Slam Dunk – Number of copies: 126 million
Exemplifying how manga can involve all genres, Slam Dunk is a sports themed manga that was written by Takehiki Inoue about a basketball team from Shohoku High School. The theme can be recogised by kids around the world which is partly why it has been so popular.
Its original run as a manga was between October 1990 and June 1996 but it was also turned into an anime television series, running for 101 episodes between October 1993 and March 1996. It has been particularly popular in Japan and other Asian countries but has also sold well in Europe.
10. Bleach – Number of copies: 120 million
Bleach a Japanese shonen manga series written and illustrated by Tite Kubo. Bleach follows the adventures of the hotheaded teenager Ichigo Kurosaki, who inherits his parents' destiny after he obtains the powers of a Soul Reaper -a death personification similar to the Grim Reaper—from another Soul Reaper, Rukia Kuchiki.
His new-found powers force him to take on the duties of defending humans from evil spirits and guiding departed souls to the afterlife, and set him on journeys to various ghostly realms of existence.
According to moneyinc.com and en.wikipedia