The hard part about steemit is that not a whole lot of people are on here that like seeking out NSFW content, especially fetish oriented content.
Have you tried networking with @pornbooster? Are you commenting on other users? Are you posting other things besides photos? There are many ways to build out your channel, but they rely on you putting in a little bit of effort.
Thanks for the feed bank. We will try your suggestion
The big thing is being active. Until you have a decent network of followers, you have to engage the community at Large to get your name out there.