What are some good anime/manga that revolve around delinquents or have delinquent characters?
pic related, Kuwabara is top-tier
Kyō kara ore wa
I hope your question doesn't mean that you don't know about Cromartie
who hasn't watched Cromartie?
Bad company + shonen junai gumi + onizuka
Diamond is Unbreakable
Slam dunk is delinquents and basketball
err kinda delinquentish. main character was in a biker gang, but anyway amazing anime The Great Teacher Onizuka
Every work by Hiroyuki Nishimori
Crows and Worst
oh man, that was great
Great Teacher Onizuka?