Originally Posted by Buncha

Sorry, I didn't understand the exact definition of the phrase. You might find what you're looking for at DTICash. Most of their stuff is marketed towards the Japanese and Korean market. They have sites like Akiba Honpo with English Language options. You can check under Costume Play and there are some girls that fit that niche.

I don't see any single site dedicated to that exact niche. But it looks like a few of their sites have Costume content.