JOJO'S BIZARRE ADVENTURE by Hirohiko Araki (published in English only part 3), genre is advancer.
The part 7 has different name that is Steel Ball Run.
It can be available in Italy.
Berserk by Kentaro Miura (translated in English), the genre is dark fantasy.
Parasyte by Hitoshi Iwaaki (translated in English), the genre is SF.
BLACK & WHITE by Taiyo Matsumoto (translated in English), or works of Taiyo Matsumoto.
Works of clamp. One of the best of work of clamp is Clover.
However, Clover has not been published in English.
The all the genre of works of clamp is love.
C.C. Sakura is published in English.
The Clamp is the group of women.
Video Girl by Masakazu Katsura (published in English).
And the work of Masakazu Katsura. I”s is also interesting.
The genre is love and SF.
His work is comes from Batman many times.
So American may like his work.
ZETMAN is also interesting and its genre is kon futuristic SF.
Vagabond (sword master Musashi) by Tatsuhiko Inoue, the genre is Chanbara or Fighting.
M. Musashi is the greatest Samurai in Japan.
You can read the Musashi’s old book, the book of five rings. It is published in many languages.
Azumanga Daio by Kiyohiko Azuma, its genre is comedy.