"Health major players Omiya" — some people hear that phrase and know exactly what it means, and some don't.
I'm 42 and still out there working this scene firsthand, so I'm going to lay it out from a real-world point of view.
Why this topic matters
Information about fuzoku (Japan's licensed adult-entertainment business) is surprisingly poorly organized. Beginners especially tend to end up not even knowing where to start looking.
What this actually means
In a word: whether you know it or not, that's what changes the quality of the experience.
What you're reading here is the essence of the knowledge I've built up over 20 years.
To wrap up
If you've got questions about this topic, hit me in the comments or on social. And check out First Class Ruby while you're at it.