Well, I tried a search for a topic like this, but I couldn't come up with any results...
So I decided to create one.
I'll start with a sypnopis, taken from
Mangafox:
"Ichinomiya Kou has always lived according to the creed of his wealthy, successful family: never be in debt to anyone. But one day, under the Arakawa Bridge, his life is saved by a homeless girl named Nino. In order to pay her back, Kou promises to be her boyfriend; and thus begins his new life under the bridge."
So that's basically it. I really enjoyed the first season and am yet to start the second one. Give it a try, maybe you'll like it.
And If you're not convinced of how awesome it is, let me change your mind with this: