The 20 all time best selling manga series which is/was published on Weekly Shonen Jump Magazine.
I’ve read 10 of these, on and off, plus two more in anime form.
#1 Dragon Ball (42 Volumes 1984-1995) 350 million copies sold
#2 One Piece (68 Volumes and counting 1997-Present) 270 million copies sold
#3 Kochira Katsushika-ku Kameari k?en-mae hashutsujo (184 Volumes and counting, 1976-Present) 155.3 million copies sold
#4 Naruto (63 Volumes and counting, 1999-Present) 135.5 million copies sold
#5 Slam Dunk (31 Volumes, 1990-1996) 117 million copies sold
#6 Bleach (57 Volumes and counting 2001-Present) 78 million copies sold
#7 JoJo’s Bizarre Adventure (107 Volumes and counting, 1987-present) 77 million copies sold
#8 Captain Tsubasa (37 Volumes 1981-1988) 70 million copies sold
#9 Fist of the North Star (27 Volumes 1983-1988) 60 million copies sold
#10 Hunter × Hunter (32 Volumes and counting 1998-Present) 60 million copies sold
#11 Dragon Quest: Dai’s Great Adventure (37 Volumes 1989-1996) 50 million copies sold
#12 Rurouni Kenshin (28 Volumes 1994-1999) 50 million copies sold
#13 Yu Yu Hakusho (19 Volumes 1990-1994) 47 million copies sold
#14 Rokudenashi Blues (42 Volumes 1988-1997) 43 million copies sold
#15 The Prince of Tennis (42 Volumes, 1999-2008) 40 million copies sold
#16 Dr. Slump (18 Volumes 1980-1984) 35 million copies sold
#17 City Hunter (35 Volumes 1985-1991) 35 million copies sold
#18 BASTARD!! : Heavy Metal, Dark Fantasy (27 volumes and counting 1998-present) 30 million copies sold
#19 Yu-Gi-Oh (38 Volumes 1996-2004) 28 million copies sold
#20 Death Note (12 Volumes 2003-2006) 27 million copies sold
Credit: Rocketnews24