"Akabane soapland, migrant work" — some people hear that phrase and immediately get it, and some don't.
I'm 42 and still out walking these floors myself, so I'm going to lay this 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 completely changes the quality of the experience.
This is the essence of the knowledge I've built up over 20 years.
Last word
If you've got questions on this topic, hit me in the comments or on social. And while you're at it, check out First Class Ruby.