And in a perfect world, a brothel would not exist.

[ genji sighs a little bit. ]

If they can find a willing party agreeing to aid them, then they would have no need of Hanzo's services. And there are many people, such as myself, who would do that. I ... do not think that is Hanzo's intended clientele.

I think they are more people like Hanzo himself, who may have little interest in garnering personal connections in order to moonlace. Certainly, the person in your scenario may make use of it as well, but it is not as if Hanzo is going to drive off those offering free services. He's not a pimp protecting his spot on the street.