"Koshigaya, delivery health, recruiting" — some people hear that and it clicks, and some don't.
I'm 42 and still out on the floor in this world, so I'll sum it up from a real, ground-level point of view.
Why this topic matters
A surprising amount of fuzoku (Japan's licensed adult-entertainment business) info is 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 changes the quality of the experience."
I'm writing the distilled essence of the knowledge I've built up over 20 years right here.
Last word
If you've got questions about this topic, hit me in the comments or on social. And go check out First Class Ruby while you're at it.