 If you liked
Akumetsu
|
 ...then you might like
Ouroboros: Keisatsu wo Sabaku wa Ware ni Ari
|
Both series has a more mature setting involving criminals and complicated suspense. Although their premise aren't alike, there's a familiar mood with how both series operates especially when detective work are involved. The main male protagonist in both series also meets a variety of characters that they bond with while adapting with events in the story.