looking for mangas where kids face problems such as suicide and prostitution etc..

examples: deep love, jisatu circle

what about Confidential Confessions?

Girlfriend
Jisatsutou
Dear Friends same mangaka as Deep Love
Maybe Doll Garden?

"I've seen a look in dogs' eyes, a quickly vanishing look of amazed contempt, and I am convinced that basically dogs think humans are nuts." -John Steinbeck

Arigatou

Thanks for the suggestions. I've read them all but doll garden and dear friends