"Adult-industry jobs in Saitama" — some people hear that and instantly get it, and some don't.
I'm 42 and still out there working this world for real, so I'll pull it together from a ground-level point of view.
Why this topic matters
There's surprisingly little well-organized information out there about fuzoku (Japan's licensed adult-entertainment business). Beginners especially tend to end up not even knowing where to start digging.
What this means in concrete terms
In a word: whether you know this stuff or not changes the quality of the experience.
What I've written here is the essence of the knowledge I've built up over 20 years.
Last word
If you've got questions about this topic, hit me in the comments or on social. And give First Class Ruby a look while you're at it.