The Japanese variety program, Generation Tengoku, did the two hours special for Shounen Jump. They showed the top 10 series for all three generations, well technically their top 10 best scenes (you can see the generation gap):
A Banana Generation (people who are above 60s)
01. Harenchi Gakuen
02. Dokonjou Gaeru
03. Kochira Katsushika-ku Kameari Kouen-mae Hashutsujo
04. Samurai Giants
05. Otoko Ippiki Gaki Taishou
06. Dr. Slump
07. Mazinger Z
08. Play Ball
09. Cat's
Eye
10. Circuit no Ohkami
A Kiwi Generation (people who are in 40s)
01. Dragon Ball
02. Kinnikuman
03. Slam Dunk
04. Hokuto no Ken
05. City Hunter
06. Captain Tsubasa
07. Highschool! Kimen-gumi
08. Jojo's Bizarre Adventure
09. Kimagure Orange☆Road
10. Yu☆Yu☆Hakusho
A Mango Genereation (people who are in 20s)
01. One Piece
02. Hunter×Hunter
03. Naruto
04. Toriko
05. Bleach
06. Hikaru no Go
07. Yu☆Gi☆Oh
08. Gintama
09. Kuroko no Basket
10. Prince of Tennis
A Banana Generation (people who are above 60s)
01. Harenchi Gakuen
02. Dokonjou Gaeru
03. Kochira Katsushika-ku Kameari Kouen-mae Hashutsujo
04. Samurai Giants
05. Otoko Ippiki Gaki Taishou
06. Dr. Slump
07. Mazinger Z
08. Play Ball
09. Cat's

10. Circuit no Ohkami
A Kiwi Generation (people who are in 40s)
01. Dragon Ball
02. Kinnikuman
03. Slam Dunk
04. Hokuto no Ken
05. City Hunter
06. Captain Tsubasa
07. Highschool! Kimen-gumi
08. Jojo's Bizarre Adventure
09. Kimagure Orange☆Road
10. Yu☆Yu☆Hakusho
A Mango Genereation (people who are in 20s)
01. One Piece
02. Hunter×Hunter
03. Naruto
04. Toriko
05. Bleach
06. Hikaru no Go
07. Yu☆Gi☆Oh
08. Gintama
09. Kuroko no Basket
10. Prince of Tennis
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