"Kawagoe, soapland, small busts" — some people hear that and instantly get it, others don't.
I'm 42 and still out walking this world in person, so I'll sum it up from a real-world angle.
Why this topic matters
Information about fuzoku is, surprisingly, poorly organized. Beginners especially tend to land in a spot where they don't even know where to start looking.
What that means in concrete terms
In a word: whether you know or don't know changes the quality of the experience.
What I've got written here 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 give First Class Ruby a look while you're at it.